The Wages Paid by Two Careers,X and Y,have the Same

The wages paid by two careers,X and Y,have the same present value.Which of the following increase the likelihood that career X will pay more in wages over time (summed over the lifetime without discounting) ?

A) Career X has an earlier retirement age.
B) Career X pays a much steadier wage.
C) Career X has fewer hours of work per year.
D) Career X pays the majority of its wages at a later age.