Prices have been rising . . . . . . . . than the incomes.

A. more fast

B. faster

C. fastest

D. none of the above

Answer: Option B

Solution(By Examveda Team)

Comparative adjectives are used to compare two things, objects, nouns, pronouns, etc. We use the following structure while using the comparative degree of adjective.
Noun (Subject) + verb + comparative adjective + than + noun (object)
Example
My computer works faster than his.