<span>Science fiction is sometimes divided into "hard" and "soft" science fiction.</span>
Answer: 1. Audience
2. Chain
3. Litter
Explanation:
1. The (audience) seemed particularly attentive whenever she was on stage.
2. They pulled the car into an Italian chain restaurant.
3. Even puppies from the same (litter) may react differently when they are ill.
Note that:
Audience are the listeners in a play film etc.
Litters refers to young animals that are born to a particular parent.
The Americans and Allies!
A. Could not be the answer because the sentence needs correcting.
B. Does, "Have been mainly due to building practices at the fort" make sense? Ah, no!
C. Were seems a bit blah to me and doesn't really sound right in the sentence
D. Makes sense! "Still, the abundance of preserved tablets are mainly due to building practices at the fort". Does this make sense? YES!!!!
Therefore your answer is D. Are