Question

is the demand for a particular brand of car, like a chevrolet, likely to be more or less price - elastic than the demand for all cars? its likely to be (click to select) price - elastic because of the availability of (click to select).

Explanation:

The demand for a particular brand like Chevrolet has more substitutes (other car - brands). More substitutes mean consumers can easily switch if price changes, making demand more elastic compared to demand for all cars which is a broader category with fewer substitutes in total.

Answer:

It's likely to be more price - elastic because of the availability of substitutes.