The Most Common Temperature and Pressure Used for Autoclaving Is $\circ$

The most common temperature and pressure used for autoclaving is

A) 320 ^$\circ$ F at 20 pounds of pressure/square inch
B) 145 ^$\circ$ F at 20 pounds of pressure/square inch
C) 212 ^$\circ$ F at 15 pounds of pressure/square inch
D) 250 ^$\circ$ F at 15 pounds of pressure/square inch