Every month your body preps its self to house a baby, if an egg isn't fertilized then the lining of the uterus is shed, which is what ur period is. This is your body's way of maintaining homeostasis
change in mood,
change in attitude,
change in their character,
The answer to this would be D: eats mostly or only foods that are plant-based. this would be because all the others are false, vegetarians can get all the essentials from plants and nuts and stuff, they just don't eat meats.
-hope this helps :3
The answer is GERD standing for Gastroesophageal reflux disease