**Q**
Claim: "Telephone exchange equipment has evolved drastically over the last 30 years."
Is the claim above correct, and can it be verified by human common sense and without a web search?
Options:
- yes
- no
**A**
yes
It is no longer required to have wired telephone systems.

**Q**
Is the following sentence factually correct?
"Immunology introduces viruses in our bodies to raise our immunes."
Options:
- yes
- no
**A**
no
Immunology is the study of the immune system and not the introduction of viruses into our bodies.

**Q**
Is the following a factual statement?
"Hurricane Harvey caused flooding in Houston, Texas."
Options:
- yes
- no
**A**
yes
Hurricane Harvey is perhaps most well known for the extreme flooding it caused in Houston, much more than would be typically expected from a hurricane.