In order to satisfy as many wants as possible, it is necessary to achieve PRODUCTIVE efficiency

Hello some parts of your question is missing below is missing part

In order to satisfy as many wants as possible, it is necessary to achieve productive efficiency

(multiple choice)

because otherwise resources are idle.

because producing more of one thing also leads to producing more of another.

because otherwise output may go to where it is less valued.

answer : because otherwise resources are idle.

Explanation:

In order to satisfy as many wants as possible it is necessary to achieve productive efficiency and productive efficiency is when resources are used to its full potential to manufacture a product or service and during this process very few resources will be left idle. also when productive efficiency is achieved ; marginal cost = average cost of the manufacturing

convex lenses are thicker at the middle. rays of light that pass through the lens are brought closer together (they converge). a convex lens is a converging lens. when parallel rays of light pass through a convex lens the refracted rays converge at one point called the principal focus.

and 1and 1