An exchange rate depreciation will lead to    becoming more competitive and    becoming more expensive. Ceteris paribus, this would lead to an    in the current account balance.

The depreciation of an exchange rate will lead to "exports" becoming more competitive and "imports" becoming more expensive. Ceteris paribus (all other things being equal), this would lead to an "improvement" in the current account balance.

Here's the step by step explanation:

1. Exchange Rate Depreciation: This is when the value of one currency falls relative to another. For example, if the US dollar depreciates against the Euro, it means that the dollar is worth less in terms of Euros than it was before.

2. Exports become more competitive: When a country's currency depreciates, its goods and services become cheaper for foreign buyers. This is because foreign buyers need less of their own currency to buy the same amount of goods and services. As a result, exports from the country with the depreciating currency become more competitive in international markets.

3. Imports become more expensive: Conversely, when a country's currency depreciates, foreign goods and services become more expensive. This is because it takes more of the depreciating currency to buy the same amount of foreign goods and services. As a result, imports into the country with the depreciating currency become more expensive.

4. Improvement in the current account balance: The current account balance is a measure of a country's trade with the rest of the world. It includes the value of exports minus the value of imports. If exports increase (because they are more competitive) and imports decrease (because they are more expensive), then the current account balance will improve (i.e., it will become more positive or less negative).