Which of the following is not true of parenthetical elements?
AThey provide additional detail.
BWhen one appears in the middle of a sentence, only one comma is needed.
CThe information they supply is not needed for the sentence to make sense.
DThe information they supply can modify the subject or the verb.
AThey provide additional detail.
BWhen one appears in the middle of a sentence, only one comma is needed.
CThe information they supply is not needed for the sentence to make sense.
DThe information they supply can modify the subject or the verb.