Answer:
See Explanation
Explanation:
Given

The attachment completes the question.
(a): What does t represent
t represents the time in minutes
(b): What does a(t) represent
This represents the altitude of the balloon at time t
(c): What information will a(5.5) give?
The information it will give is the altitude of the balloon at 5.5 minutes
And this altitude is calculated as follows
Substitute 5.5 for t in 



<em>The balloon will be at an altitude of 182.5 at 5.5 minutes</em>
<span>She was the last of the passengers to B. Alight, and when I got her into the carriage she looked not unlike one of those charred, smoked bodies that firemen lift from the debris of a burned building.</span>
Art is very valuable because most art is from a long time ago. The painter must be very important. The painter has probably died or is very old. If the painting was fake there would be a few hints. Each painter has a different way or painting or a different streak. Art is very important, not just because of the painter, but how long its been around. If the art is a replica, then it isn't valuable. Replicas aren't valuable because they aren't the same. HOPE THIS HELPS:)
The best answer for this question would be:
Alvarez grappled with the issue of writing a novel about a dangerous subject.
A central idea focuses on the dominant impression of a story in which a general truth of the story is found within it.