Answer 3 I am pretty sure
D. I think, I'm not really good with poetry sorry
<span>It is appropriate to break the rule that
requires subjects joined by and to use a plural verb when: the two
subjects separated by and refer to the same person or thing. Examples
are: Peanut butter and jelly is my favorite sandwich. Red beans and
rice is my mom's favorite dish. </span>
I'd say probably when the person you are contacting prefers communicating via call or text or another form of messaging. For almost anything professional or business related, it would be appropriate and acceptable to email.
Answer: Option "2" is best suited to describe the view of other nations on the informality ways of Americans.
Explanation: Other people of other nations unlike Americans believe in formality as a form of respect especially towards elders, while they view informality as a form or disrespect. In a country like Asia where formality is practiced and preferred it would be wrong when an American addresses the Asians informality because his or her intentions would be interpreted as being rude.
In America and other European countries they believe informality is friendliness and openness towards the other person which to them is a virtue, regardless of age and status an American man would prefer to call you by your first name.