The etymology of a word is its a. history or origin. b. part ...

[tatyanajohnson]

The etymology of a word is its
 
  a. history or origin.
  b. part of speech.
  c. plural form.
  d. definition.

Question 2

Compared to print dictionaries, online dictionaries have the advantage of
 
  a. displaying entries from several dictionaries at once for a particular word.
  b. featuring an audio component that allows you to hear how a word is pronounced.
  c. suggesting several words if you aren't sure how a word is spelled or you mistype it.
 
  d. all of the above.

[fauacakatahaias]

Answer to Question 1

a

Answer to Question 2

d