Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select No substitution required.
We found out that our competitors were selling a similar product on a much higher price.

Options

A. no substitution required
B. at a more high price
C. in highest price
D. at a much higher price

Answer

D

Explanation

at a much higher price should be used in place of "on a much higher price" .on a much higher price. is incorrect. The correct option is .at a much higher price because .at. is used to express location or arrival in a particular place or position.