Joey lifts a heavy backpack off the ground. As he lifts the backpack, he keeps his legs straight, and uses his biceps and back muscles to lift. In your analysis of Joey's form you conclude he needs to use his... A. Arms and muscles to keep his head up
B. Back muscles and keep his feet together
C. Chest muscles and bend more at the hips
D. Leg muscles to keep his back straight

D

Explanation:

The current explanation describes Joey bending his back which can cause numerous injuries and strains when lifting a heavy object. The proper way would be to bend the legs and keep his back straight.

again, you should probably take him to the vet. goodluck

starvation is bad because your body needs nutrition and to deprive it of nutrition can cause problems with both health and fitness.

explanation:

it can make weight loss slow down over time, but it won't cause someone to gain weight depsite restricting calories. starvation causes weakness in the senses like thirst.