I'm THINKING C because a again you normally inject in the arm and the bicep is part of the arm acctually maybe E!
True, by saying no to things you know you can't handle or that would be too stressful with your own schedule is beneficial in having time management.
The stress? Bad eating habits due to lack of money and time? There could be lots of reasons but that's what came to mind first.
Arrange in two layers, called the phospholipid bilayer. Phospholipid molecule has a head, and two tails. The head is hydrophilic (it likes water) and the tails are hydrophobic (phobic meaning it has a phobia of water, or in simple words, hates water).