B: The emergency <em>lights</em> atop the fire trucks <em>were</em> flashing. Lights is your noun and were acts like your verb.
for A it should be: The exhibits on the lower level are not currently open to the public.
for C it should be: That man, wearing sunglasses, seems to be an undercover police officer.
for D it should be: Perry, like his younger sister Pauline, writes very neatly.
Hopefully this helped and good luck.
Okay, here’s what I found
Both excerpts are examples of science fiction, and they both describe machines that attack humans. However, the Campbell excerpt is an example of hard sci-fi because the style and narration places emphasis on the functionality and complexity of a certain technology—in this case, a rocket ship. The “Richard” excerpt is an example of social sci-fi since the purpose of the futuristic technology is not simply in its function, but more in its effect on humanity. In the Campbell excerpt, the push of a button brings a machine to life. The function and the structure of the machine is given emphasis. In the “Richard” excerpt, the effect the machines have on people is given emphasis. One of the survivors even speaks about the machine as if it were a person.
The following statement in the Declaration of Independence supports the conclusion that America must form by
I believe your best answer would be terrace
B.B is the correct answer because of the grammar.