Biology

The correct answer is: C.Increased meat or egg production.

Explanation:

In artificial selection of livestock like pigs and chickens, the primary trait often selected for is increased production, whether it’s more meat in pigs or more eggs in chickens. Farmers breed animals with these desirable traits to improve productivity and meet market demands.

Here’s why the other options are incorrect:

A.Higher intelligence: While intelligence can be a desirable trait in some animal breeding, it is not...