Problem:OPTIONS:
- forest is destroyed
- breasts develop
- Plant growth is reduced
- direct damage to the lungs
- pubic bones expand
- menstruation begins
- menstruation stops
- decreases its bodily water

You are presented with the quiz "What is a major change that happens in menopause?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "menopause occurs when menstruation stops occurring, usually in middle adulthood" and "clearly, middle adulthood is a time change and development". So, what's the best answer to the question?
****
A: menstruation stops

Problem:OPTIONS:
- cellulose
- glucose
- Energy.
- protein
- viral particles
- Energy
- food
- bacteria

You are presented with the quiz "Viral envelopes are sometimes made of fats and what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "some viruses have an envelope of phospholipids and proteins" and "phospholipids are body fats, too". So, what's the best answer to the question?
****
A: protein

Problem:OPTIONS:
- dense
- haploid
- revolving
- seeds
- grow
- white
- infected
- fertile

You are presented with the quiz "Sporangia produce spores that are what?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "sporangia produce spores that develop into tiny, heart-shaped gametophytes" and "all gametophytes are haploid". So, what's the best answer to the question?
****
A: haploid

Problem:OPTIONS:
- insects
- h2o
- Most plants
- Plant reproduction
- viruses
- adult sponges
- mold
- spread flower seeds

You are presented with the quiz "what reproduces sexually?" But you don't know the answer, so you turn to your teacher to ask for hints. He says that "adult sponges produce eggs and sperm" and "sexual reproduction involves sperm and an egg". So, what's the best answer to the question?
****
A:
adult sponges