Q: Has mummification in the Andes been prevented by rainfall?
A: The Andes includes high, dry zones without precipitation. Dry climates do not impede mummification. Many mummies have been found in the Andes.
The answer is no.

Q: Can a single honey bee sting multiple humans?
A: When a honey bee stings a human, the stinger becomes stuck in the skin and detaches from the bee. This usually results in the bee's death. Even if it survives, it no longer has a stinger to attack another person with.
The answer is no.

Q: Was the man who played the male lead in Mrs. Doubtfire known for his humour?
A: Robin Williams played the male lead in Mrs. Doubtfire. Robin Williams had a prolific standup and film comedy career.
The answer is yes.

Q: Did U.S. soldiers listen to Justin Bieber's Believe album during the Battle of Baghdad?
A:

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
The Battle of Baghdad was the U.S. invasion of Baghdad in the year 2003. Justin Bieber's album Believe was released in 2012.
The answer is no.