He meant that if they failed then everything that the world has worked so hard for, to advance and become "smarter" than we once were would all be for nothing. We would enter a new Dark Age. The Dark Ages were an extraordinarily difficult period in the story of humanity. It is estimated that 100 million people died at the hands of war, poverty, and plague. But during this time new ideas and ideals were born and much of the groundwork was laid for the world we know today.
Answer:
the three most effective ads
an explanation of each ad’s target audience
an explanation of each ad’s persuasive technique
details from the ad, including slogans or associations
The answer is A to confirm that the passage is not yet finished. it’s the only one that make sense seeing that fact the More In furthermore is indicating that there is more to be told about something
Answer:
A: A new blood test makes it easier-and safer-to detect concussions.
Explanation:
The main idea of the passage is A new blood test makes it easier—and safer—to detect concussions.
Notice the phrases question the use of and proposed an alternative way. They suggest that the main idea involves a possible solution to a problem. Here, the main idea is that the problem of detecting concussions without radiation could be solved by a simple blood test.
the abstract noun of human is humanity
