An infrastructure that helps entrepreneurs in their early stage of the startup life cycle with plug and play facilities and other common services is called: Incubator Accelerator Angel investment platform Venture capital platform

The infrastructure that helps entrepreneurs in their early stage of the startup life cycle with plug and play facilities and other common services is called an Incubator.

Here's why:

1. Incubators: These are designed to help businesses in their infancy. They provide startups with office space and shared administrative services, as well as offering business development programming and networking opportunities. They are often sponsored by public institutions like universities, civic groups, or local governments.

2. Accelerators: These are more focused on scaling a business and growing it quickly. They usually offer a specific amount of capital in exchange for equity in the company. They also provide mentorship and educational components and culminate in a public pitch event or demo day.

3. Angel Investment Platform: This is a platform where angel investors (individuals who provide capital for a business startup, usually in exchange for convertible debt or ownership equity) can find and invest in new startups.

4. Venture Capital Platform: This is a type of private equity and a form of financing that investors provide to startup companies and small businesses that are believed to have long-term growth potential.

So, based on the description given in the question, the correct answer is Incubator.

The infrastructure that helps entrepreneurs in their early stage of the startup life cycle with plug and play facilities and other common services is called an Incubator.

Here's why:

1. Incubators: These are designed to help businesses in their initial stages. They provide startups with office space and access to common services such as internet, meeting rooms, etc., which is exactly what the question describes.

2. Accelerators: These are programs that typically offer startups a specific amount of funding, mentorship, and resources in exchange for equity in the company. They are usually time-limited and end in a public pitch event or demo day.

3. Angel Investment Platform: This is a platform where angel investors (individuals who provide capital for a business startup, usually in exchange for convertible debt or ownership equity) can find and invest in new startups.

4. Venture Capital Platform: This is a type of private equity and a form of financing that investors provide to startup companies and small businesses that are believed to have long-term growth potential.

So, based on the description given in the question, the correct answer is Incubator.