Which statement illustrates the most appropriate tone and vocabulary to use in a letter of complaint?

a. the widget you sent is a piece of junk.
b. the only thing your widget is good for is being a paperweight.
c. i was disappointed in the quality of the widget i purchased from your online store.
d. what a waste of money and postage your widget is! i'm sorry i ever saw this piece of junk.

Go, wondrous creature! mount where science guides, go, measure earth, weigh air, and state the tides; instruct the planets in what orbs to run, correct old time, and regulate the sun; which statement is correct? antithesis is used in the first two lines. antithesis is used in the last two lines. parallelism is used in the first two lines. parallelism is used in the last two lines.

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

Which section of the passage illustrates mrs. dalloway's feelings of emptiness caused by her social identity