Question

if you do not understand a direction or part of a lab procedure, you should...
figure it out as you do the lab
try several methods until something works
ask the instructor before proceeding
skip it and go on to the next part

Explanation:

In a lab, safety and accuracy are crucial. Figuring it out alone or trying random methods can be dangerous and lead to incorrect results. Skipping a step may also compromise the experiment. Asking the instructor for clarification ensures understanding and proper execution.

Answer:

Ask the instructor before proceeding