When considering the new$-$product development process, which of the following statements is true of screening?

a$)$ It calculates preliminary figures for demand, cost, sales, and profitability.

b$)$ It involves making cosmetic or functional changes to existing products.

c$)$ It involves getting consumer reactions to visual representations of a proposed product.

d$)$ It eliminates ideas that are inconsistent with an organization's new$-$product strategy.