Answer:
When Miguel has a stressful day at work he is obviously under much stress and has not been able smile. So just looking at the mirror and smiling reminds him of how good it feels to smile. then makes him feel good
Explanation:
I put the explanation in the answer
B. Red blood cells contain a protein that binds with oxygen.
I would advise her not to lose any weight at all as according to the skin fold test which measures her body mass index she has 22 percent body fat which is in the normal/healthy weight range. Any BMI between 18.5 to 24.9 is considered healthy. If she really wanted to she could lose the 7 pounds as long as she stays within the healthy BMI levels and doesn't drop any lower than 18.5 but she really doesn't need to.
Organs I guess.
(Sorry if Im not helping)