Answer:
Read Exp:
Explanation:
1st one - Attracts Pollinators.
2nd one - Prevents water loss.
3rd one - Traps insects.
Irritation Threshold is defined as the name applies. It is the threshold or maximum point at which an individual has become irritated or annoyed.
He's actually a biologist who specializes in organic chemistry. But since that's not in the answer choices, i'd recommend putting Scientist or Dermatologist.
