Pls help and please give a serious and right answer thx :D

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years