Choose the exact meaning of the underlined part of the sentence.
Q. He is a good looking but insipid young man.
D. lacking in spirit
Q. Man has to encounter many hardships in life.
Q. As a speaker he was an utter failure.
Q. Courtesy costs one nothing.
Q. Graduation day is momentous day for most students.
Q. Some mention of this should be (u)inserted(/u) here.
B. Put in