Two women are comparable in age, body conformation, and are pregnant at the same time, but one experiences stretch marks, while the other does not. What would be a possible hypothesis for why there was an observed difference?
A) The woman with stretch marks has a greater collagen-to-elastic fiber ratio.
B) The woman may have different gender babies.
C) The woman with less stretch marks has larger skin cells.
D) The woman without stretch marks has more cholesterol in her diet, which affects her cell membranes.

Janette goes into an electronics superstore to buy a new computer. the salesperson works with her to find the right model, and she agrees to buy a new computer for $500 and a floor-model 18-inch monitor for $100. just when she is ready to pay, the salesperson walks away for a minute and then comes back to inform her that the monitor she was ready to purchase can't be sold for < $125. she agrees to the extra $25 even though they had initially agreed on the $100 selling price. janette has fallen for the technique of gaining compliance.