A minimum price, set by the government, that must be paid for a good or service is called a _____.
A. price wall
B. price floor
C. price field
D. price ceiling

Respuesta :

AL2006

"Minimum" means a solid barrier under you, so you can't go
through it to any place that's lower.  There are several of those
in your house.

Each one is called a ' floor '.

The answer is B : Price Floor