A Perfectly Inelastic Supply Curve Is A

A perfectly inelastic supply curve is a:

A) vertical line indicating that a very large increase in price will increase the quantity supplied.
B) vertical line indicating that even a very large increase in price won't increase the quantity supplieB.
C) horizontal line indicating that a very small increase in price will increase the quantity supplieC.
D) horizontal line indicating that even a very small increase in price won't increase the quantity supplied.