When answer questions like this, it is important to think about what you are visualizing while reading the text. This should help with your explanation. To reinforce means to "back up or prove" with evidence. For example, how would a picture of the Dr. Martin Luther King, Jr. exhibit in Washington D.C. reinforce the speech he gave? The picture proves that the speech as well as Dr. King himself were a powerful presence to all. He was so important to the change of Civil Rights in our country that the monument is a testament to that change.
Answer:
B
Explanation:
The keyword "changed" means their turning into something different from the original form.
Answer:
A. Left
Explanation:
The correct tense of Leave in this context would be A., left.
It is not leave, leaving, or lefting because they are used in present tense or future tense situations; this particular sentence is in past tense. Lefting is also not considered a word in the English language.