Determine if the sentence is true based on the text below.
A tropical storm has caused significant property damage or loss of life.

Hurricane Isabel was a tropical storm when she entered Virginia, but caused damage to 75% of the state, making it one of the costliest disasters in Virginia's history.
OPTIONS:
- yes
- no
yes
Determine if the sentence is true based on the text below.
Polio is under control in the world.

Nigeria has been the culprit so far, preventing the world from being completely polio-free.
OPTIONS:
- yes
- no
no
Determine if the sentence is true based on the text below.
Boris Becker is a Wimbledon champion.

Boris Becker is a former professional tennis player for Germany.
OPTIONS:
- yes
- no
no
Determine if the sentence is true based on the text below.
Paul Watson is the founder of Greenpeace.

Paul Watson, the founder of Greenpeace, will speak on campus Wednesday, March 3.
OPTIONS:
- yes
- no
yes