Need on this question need the answer really fast

At the complete end of cellular respiration, how many molecules of atp are produced?               a.  15    b.  26    c.  38    d.  34 

Which mantle is under the crust the upper mantle or the lower mantle i think it's upper let me know if i'm right

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f