Question 9
The speaker's view of America is much more positive.
Question 10
Productivity or being content with one's chosen occupation in life.
The total runners who began the marathon is 1000
<u>Explanation:</u>
Given:
Runners who completed the marathon = 90%
Men = 30%
Number of men completed the marathon = 270
Total runners who began the marathon = ?
Let the total runners be x
According to question:
Runners who completed the marathon = 
= 0.9x
and,

Solving further:

Therefore, total runners who began the marathon is 1000
F is the correct answer because a non reliable source can tell you something fake about vaccines and you will end up thinking wrong stuff about them.
Answer:
See Explanation Below
Explanation:
Presupposition is what is assumed by a speaker to be the case before to making an utterance.
We can also say that, a presupposition constitutes a necessary assumption that is required to understand the meaning of a sentence.
As used in the example above, the prepositions explains that the minors were drinking when they were caught by the police before they promise not to do so again
So the presupposition of the given exercise are as follows;
a. We've been to the ballpark before
b. Valerie did not receive a new T-bird for Labor Day.
Answer:
“The great diversity of birds, quite different from ours, is truly marvelous.”
Explanation:
A subjective answer tends to be an opinion, saying that it was truly marvelous shows that Marco Polo is giving his ideal perspective on what he believes Madagascar is like.