I'm pretty sure that the answer is C.
Nurses were viewed as an essential factor during WWII
Pharmacy technicians can help patients understand possible drugs side effects by explaining to them the effects [both positive and negative] that the drugs they are buying will have on them.They can also educate patients about drug use and effects with the aid of information sheets.
⇒ Five examples of gathering patients information?
1.) Scientific literature.
2.) Medical record information.
3.) Members of the health care team.
4.) The patient; through interview, observation, and physical examination.
5.) Family members or significant others that report and respond to interviews.
I hope that this helps you out. I know quite a lot about health and doctor questions. Good Luck!