The answer to this question is #2
You may be talking about the nephron or glomerulus.
<span>Maggie would build muscular strength because she has chosen such a heavy weight. While she will build some muscular endurance by lifting, she will primarily be building strength. To gain endurance one would lift lighter weights with higher repetitions. Heavy weights with low repetitions builds more muscle, faster.</span>
The heart is superior to the stomach(c)