Question

1. if your lab partners clothes catch on fire, you should first

a. use a fire extinguisher
b. panic
c. do nothing. it will burn out eventually.
d. tell the teacher

Explanation:

In a lab - fire emergency, using a fire extinguisher is the most immediate and appropriate action to put out the fire on the person's clothes. Panicking (B) is unhelpful, doing nothing (C) is dangerous as the fire can cause severe harm, and telling the teacher (D) can be done after taking immediate action to extinguish the fire.

Answer:

A. use a fire extinguisher