In cellular respiration where do the products go?

Ineed to know why d is the correct answer asap

What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones

How many years would it take the atlantic ocean to grow 500 centimeters? show your work.