Problem: OPTIONS:
- after a hurricane
- when faults form
- before an eruption
- after an eruption
Q: Q: When does a caldera form? A:
Answer: after an eruption

Problem:OPTIONS:
- three
- ten
- six
- two

Q: How many types of glands does the dermis contain? A:
****
A: two

Q: Which system consists of all the bones of the body? A:
OPTIONS:
- circulatory system
- nervous system
- digestive system
- skeletal system
skeletal system

Q: In which area does conduction mainly happen? A:
OPTIONS:
- higher atmosphere
- thermosphere
- mesosphere
- lower atmosphere

Answer: lower atmosphere

Question: Q: Each vertebral body has a large hole in the center through which the nerves of what pass? A:
OPTIONS:
- layers cord
- Brain Cord
- steering cord
- spinal cord
Answer: spinal cord

input: OPTIONS:
- allergies
- Stomach
- fibrosis
- osteoporosis Now, answer this question: Q: A common age-related bone disease in which bone density and strength is decreased is know as what? A:
A:
output:
osteoporosis