Fossil fuels are found in the outer-layer of the Earth called the crust.
<span> The answer is: A. Skeletal muscles control involuntary body functions
Involuntary body functions, such as the beating of the heart, Skeletal muscles exist only to control voluntarily movement, such as raising your arm or moving your leg. All involuntary organ movement such as beating of the heart and the movement of the lungs are controlled by involuntary muscle.</span><span />
Your answers would be C and B.
Thi is because body cells do not contribute genetic material to SEX CELLS