Adam's father is 412 times older than Adam. Adam's grandfather's age is 14 years less than twice Adam's fathers age. The sum of all their ages is 102. Which statements below are true? Select all that apply.
a) adam is 8 years old
b) adam is 15 years older
c) adams father is 34 years old
d) Adams father is 39 years old
e) adams grandfather is 58 years old