Question

engineers tasked with building a car bumper need high - quality plastic that is readily available. they found the material polycarbonate, which is long - lasting and not too costly. which is one technological design criterion they have already met? be available be attractive be durable be safe

Explanation:

The text mentions that polycarbonate is long - lasting (durable) and readily available. The key phrase "long - lasting" directly relates to the criterion of durability. While availability is also mentioned, durability is more emphasized as a characteristic of the material. Attractiveness and safety are not mentioned in the given text.

Answer:

be durable