Answer: A) It reinforces the idea of the United Nations’ strength and power.
Repetition is often used as a rhetorical device in order to emphasize an idea. It can also be used to provide more weight to a particular topic or to leave a long-lasting image in the listener's mind. In this case, the idea that Roosevelt is trying to emphasize is that the United Nations will strike again, because of its strength and power. By repeating the word "strike," he is making sure that the listener understands the extent of this promise and the power of the UN.
A, the word option means a choice or an alternative.
A, though I don't know what the passage says you can assume he kept going because he was determined and the rest don't give a good enough reason to leave his friend.
C. simile is a comparison using like or as
Hi!
The role of telephone systems can be described as follows:
It acts as a medium of communication within the company, and outside as well. ... Features like Internet faxing, toll free number and a PBX system helps in increasing the volume of calls and promoting effective communication as well.
The correct answer is diction.
Diction refers to the choice of words and phrases an author uses when writing. The diction used in a text or story tells us about the tone or attitude of the writer. Diction can be formal, informal, serious, playful, and so on. An example of formal diction would be: "Kindly revert back at the earliest possible convenience." Whereas, informal/playful diction would be: "I can't wait for your reply!"
D, because you can remove the part in parentheses and still have a gramatically correct and coherent sentence.