What is the meaning for paroid?

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Which statement would you identify as being correct? a. it is important to learn the etymology of every word in a text. b. it is important to understand the etymology of every word in a text. c. it is important to study the etymology of every word in a text. d. it is important to study the etymology of some words in a text.

Describe the situation precisely what time of day and year is it where is the speaker what is happening to the weather