Sally urgenttt

Which answer best describes the purpose of the muscles in the human body? A)to protect tissues and form blood B)to remove and use nutrients from food C)to produce movement and provide support D)to combine blood and oxygen needed for movement

Bobbie is playing with his radio-controlled car by using a handheld remote box. What type of energy is being used to power Bobbie's car? a)chemical energy b)electrical energy c)heat energy d)mechanical energy THANKS!!!!!

URGENTTTTTT