Mars's moon, phobos, has an irregular shape and is best known for its many craters, including one gigantic crater. (2) deimos also has a number of craters, but some of its surface looks smoother because some of the craters have been filled in. (4) some scientists believe mars's two moons are asteroids that got caught by mars's gravity.

which of these choices is the best topic sentence for the composition?

a)
phobos and deimos are full of craters.

b)
earth is not the only planet with a moon.

c)
mars has two moons, named phobos and deimos.

d)
planets sometimes pull asteroids with their gravity

Which sentence contains correct capitalization? in “the rime of the ancient mariner,” the albatross was initially an omen of good luck. in “the rime of the ancient mariner,” the albatross was initially an omen of good luck.

Read the excerpt from flannery o'connor's "the life you save may be your own although the old woman lived in this desolate spot with only her daughter and she had never seen mr. shiftlet before, she could tell, even from a distance, that he was a tramp and no one to be afraid of. his left coat sleeve was folded up to show there was only half an arm in it and his gaunt figure listed slightly. which phrase connects these characters to the southern gothic genre? half an arm she had never seen his left coat sleeve folded up

One of the author’s purposes in the code book is to explain different types of codebreaking to his readers. which line best demonstrates this purpose? a theoretical breakthrough would be a fundamentally new way of finding alice's private key mathematicians have been studying factoring for centuries, and modern factoring techniques are not significantly better than ancient techniques a more recent development is the so-called tempest attack, which aims to detect the electromagnetic signals emitted . . in a computer's display unit if scientists could build a quantum computer, it would be able to perform calculations with . . enormous speed