A party consists of a grandmother, a father, a mother, four sons and their wives and one son and two daughters to each of the four sons. How many females are there in all?

The correct option is A $14$
The four sons each have two daughters. Hence, there are 8 daughters of the 4 sons.
The four sons have one wife each. Hence, there are 4 wives in total.
The mother and the grandmother of the four sons are also females.
Hence, total number of females $=8+4+1+1=14$