D.
Because the author can show how characters change (A), but they need to show how the characters acted before the change (C). And B is just what explains the character.
Answer:
The change in demographics observed in developed countries in the twenty-first century was falling birth rates and longer life expectancy. Option B is correct.
The world population is growing further slowly than it used to since birth rates have been reduced in numerous countries. At the same time, life expectancies have increased considerably.
In more than 80 countries, the birth rate is below the level of 2.1 children per woman.
I believe the answer is Spain.
My answer is The Union was able to stop Confederate supplies from entering Florida.
The letter a person is received from a fried or a relative is the informal letter, many times that kind of letter makes the person emotional and happy as the letter make the people remember about their experience with friends.
<h3>What is an informal letter?</h3>
Informal letter is always send by the person who is known to them and have a bond or relation. Informal letters are very self-generated in manner.
This kind of letter is for the newsy purpose, and the tone of the letter is friendly and joyously.
Thus, letter makes the person emotional and happy
For more details about informal letter, click here:
brainly.com/question/6321526
#SPJ1
