**Q**
Is the following sentence factually correct?
"Women begin Menstruation at a certain age frame."
Options:
- yes
- no
**A**
yes
Menstruation is a process in females that occurs at puberty.

**Q**
Is the following sentence factually correct?
"In the U.S., people who legally practice Obstetrics have a medical degree."
Options:
- yes
- no
**A**
yes
U.S. law requires medical degrees and board certifications to be a doctor.

**Q**
Yes / no, is the following a verifiable fact?
"The Respiratory system helps muscles repair themselves when they are torn."
**A**
no
The respiratory system helps the body to breathe.