<span>Eliminating sentence 3 improves the paragraph because the paragraph does not explain or show the benefits of having an individual or team sports. The paragraph wanted to explain the validity of the girls to enter sports since the girls before are always discriminated due to their nature. And that is why the government establish a law that allows female athletes to attend these kind of events.</span>
The correct answer is A. <span>There is no error in colon usage. Colon is used when enumerating a list of items which also requires eliminating the verb, like the example below.
WITH COLON: Sky and Saab like to buy the following for their science project: a piece of plywood, electric wires, and a bulb.
WITHOUT COLON: The materials </span><span>Sky and Saab like to buy for their science project are a piece of plywood, electric wires, and a bulb.</span>