Read this line from the text:
to carry warfare sunward is, indeed, their only escape from the destruction that, generation after generation, creeps upon them.
what idea does the word creeps suggest in this text?
the generations change and grow gradually over time.
the idea of warfare with other planets is unsettling.
the changes on mars happened slowly.
the inhabitants of mars have an unpleasant appearance.

The idea of warfare with other planets is unsettling.

Explanation:

The  line refers to "The War of the Worlds"  by H. G. Wells. It is about the possible war bewteen Mars and Earth. Mars has cooled down and the only way out from that hostile situation is declaring war against the "warm" Earth.  The inhabitans from Mars have been suffering from the destruction of their environment for long. It is the destruction of their own planet that has been moving slowly through generations. and generations , so the time to carry weapons towards the sun , which is above the Earth, has come.

b i think or maybe d

explanation:

write a five paragraph essay, you were taught to have three body paragraphs. a university essay is more flexible than that, depending on its length and on what it is trying to say. a short university essay may have three body paragraphs, but it may have more.