They cling on to the ghost of Christmas Present because of how man "want" many things around this time of year and they'll do anything to get what is needed. Hence, there are some people who will do "ignorant" things to get what they want.
I think its going to be the 2nd option class's. even the you usually put an apostrophe after the s when the noun is plural, I believe class's is a collective noun in this place which take a singular approach with apostrophes
The words ended and theory
The answer is B I believe
