Answer:
Yes its ture, in lasik eye surgery laser light pulses used to reshape the cornea by shave off its tissue.
Explanation:
LASIK is the abbreviation of laser in-situ keratomileusis. This procedure is done to people who are farsighted, nearsighted. In LASIK cornea is reshaped by lases light pulses to clear front part of the eye for efficient travel of light and properly focus on the retina which is present at eye's back side.
I believe the answer is (a) variability
use heavier weights with fewer reps
Increase environmental quality