Yes / no, is the following a verifiable fact?
"Kesha worked as an American singer, songwriter, rapper and actress."
yes
The sentence is true because there are records of the work she did.

Is the following sentence factually correct?
"Jealousy creates discord between a couple."
Options:
- yes
- no
yes
Jealousy is the result of suspicion in a relationship and doesn't make for a healthy relationship.

Does the following sentence make sense?
"Public health focuses on the economy and foreign economics."
Options:
- yes
- no
no
Public health is an administration that deals with the medical health of the general public.

Does the following sentence make sense?
"Friday the 13th scares people when they have to make a big decision on that day."
Options:
- yes
- no
yes
Friday the 13th is regarded as a bad luck so people will be nervous when forced to make a decision on that day.