Writers rely on word choice to:

A. use acronyms.

B. raise their voices.

C. communicate tone.

D. create new words.

Writer rely on word choice to C. communicate tone.

Explanation:

Tone is the author's attitude toward his or her subject, characters, and readers. It is achieved through word choice (diction), sentence construction and word order (syntax), and by what the viewpoint character or the narrator focuses on. The tone of a piece can be happy, sad, melancholic, sarcastic, etc. The words chosen by the author will help convey such tone. For instance, if a speaker in a poem talks of sunshine, brightness, birds chirping and so on, we can infer the tone of the poem is happy, peaceful.

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.

is there a year set? the question is incomplete