Answer:
B. Changing passwords frequently makes you likely to forget which isn't helpful, using a personal e-mail address is unprofessional, only limiting the number of people and keeping it down to just enough people who need to see it can see it is truly helpful.
Answer:
Esophagus
Explanation:
esophagus provides a passway between the mouth and stomach otherwise it has no other major function in digestion, absorption and elimination