Answer:
The right answer is option 3.) polio, measles, small pox, and other..
Explanation:
Hope this helped~!
I thinks b because anyone can do it where al the others need confidence
Answer: To persuade
Explanation:
The speaker is implying that there will be unpleasant consequences if one does not study the problem carefully, and they are trying to persuade you to do so to avoid unnecessary consequences.
A christmas carol has a metaphor
"The streets reeked of crime"