Which types of lifts require spotters?
a.
dead lifts, bench presses, and squats
b.
curls, butterflies, and reversed rows
c.
overhead presses, flies, and curls
d.
lunges, curls, and squats

Bench presses should always have a spotter. A spotter is a person who stands by and knows when to intervene with the exercise if they see that it may be getting to difficult for them to lift the weights up or there position is incorrect. This keeps the person bench pressing safe.