You invest in a fund earning simple interest of 7%. The amount that you must invest today to have 5000 at the end of 5 years is X. The amount that you must invest at the end of 5 years to have 5000 at the end of 10 years is Y.

Determine |X Y |. (A) 0 (B) 267 (C) 289 (D) 301 (E) 327