Which of the following is not true of parenthetical elements?

a. they provide additional detail.
b. when one appears in the middle of a sentence, only one comma is needed.
c. the information they supply is not needed for the sentence to make sense.
d. the information they supply can modify the subject or the verb.

The statement that is NOT TRUE of parenthetical elements is A. THEY PROVIDE ADDITIONAL DETAILS.

Parenthetical element is a word or a group of words enclosed in a parenthesis. These words are not essential to the sentence. It interrupts the flow of the sentence. It can be found at the beginning, in the middle, or at the end of the clause or sentence. 

If two person had given your answer then there is a option of mark as brainliest. click there in the option of mark as brainliest in which you like the answer most. if any one person has given answer then after some days you will a notification to mark his/her answer as brainliest.