Answer:
look for reliable sources; keep track of sources; specify relationship between keywords
Explanation:
<span>The the sentence which speak about the purpose of the text must reflect the overall idea or summarize all the main points mentioned in the text. The option B. meets the mentioned requirements and nicely sums up the main information about the Roman Empire.
B)The principal conquests of the Romans were achieved under the republic; and the emperors, for the most part, were satisfied with preserving those dominions which had been acquired by the policy of the senate, the active emulations of the consuls, and the martial enthusiasm of the people.<span>
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Answer:
B). Letter.
Explanation:
A variety of communication channels are employed as the manner in which a message is transferred or delivered from one individual to another individual or group.
As per the question, in order to convey a written and formal record to a person or authority, 'letters must be used' as they contain specific information in a precise, sophisticated, and notable form. The other channels are employed for distinct purposes like 'reports intend to present data' while 'e-mails help in providing reaction or feedback' instantly and 'blogs proffer the digital particulars to the readers'. Therefore, <u>option B</u> is the correct answer.