How does this dictionary entry differ from those of earlier dictionaries? it provides more than one definition for the word. it uses the word in a sentence. it reveals the word’s root or derivative. it includes published examples of the word’s use.

The correct answer is "It includes published examples of the word's use". The entry dictionaries includes examples of the word's use, the word or phrase broken into syllables, the word or phrase with the pronunciation indicated through the use of diacritical marks, the part or parts of speech the word functions, related forms of the word, such as the plural form of nouns and the past tense of verbs and the definition or definitions of the word or phrase.  

1. list two reasons why fossil fuels should continue to be used as a source of energy in america.

this answer to this question is c. allegory

why?

stories with allegories have a hidden symbolic meaning with a theme. the hidden meaning can be political, or other real life problems.