help pls its for PE
Safety Concerns: Place an “X” next to the following statements that are weight training safety precautions.

A 15-minute warm-up is not necessary for weight training.
Always check barbell plates before lifting to ensure they are secured properly.
Hold the bar and machine handgrips with a tight grip to prevent slipping.
Do not hold your breath while lifting.
Hold the weight away from your body when lifting it from the floor to your
chest.
Begin exercising the small muscle groups, then the larger groups.
Exercise muscles on both sides of the joint to ensure muscle balance.
Stand with your feet together to provide balance.