QUESTION: Best friends are often good at?
Options:
- go shopping
- borrow money
- keep secrets
- meet for lunch
- hang out
ANSWER: Let me think step-by-step: Best friends do things that other friends would not do. So the answer must be keep secrets.

QUESTION: Where do you find a rock?
Options:
- ground
- mountains
- farm
- countryside
- mountain range
ANSWER: Let me think step-by-step: Rocks are found on ground. Usually, a ground contains many small rocks. So the answer must be ground.

QUESTION: What area with trees experiences heavy rain?
Options:
- sahara
- disneyland
- seattle
- street
- forest
ANSWER: Let me think step-by-step: Forest are the areas covered with trees. Heavy rain is experienced in the forests. So the answer must be forest.

QUESTION: What professional space is likely to have an air conditioner?
Options:
- office building
- texas
- house
- humid
- warm climates
ANSWER:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Let me think step-by-step: Office building is a place where adults work. Working adults are called professionals. So the answer must be office building.