Is the following sentence factually correct?
"Led Zeppelin ended in the year 2000."
Options:
- yes
- no
no
The band split on 1980, though they have some reunions later on.

Is the following statement true?
"Cathay Pacific sends flights out of Hong Kong."
yes
Cathay Pacific is an airline based in Hong Kong.

Is the following statement true?
"Sun Tzu thought about how war should be conducted."
yes
Sun Tzu was a political theorist known for thinking about war strategy.

Is the following sentence factually correct?
"Ducks are waterfowl; they spend at least some of their time in or near the water."
Options:
- yes
- no

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
yes
Ducks most certainly spend time in or near water.