Which route will RTB prefer?

Suppose the preceding policy is retained. Apply inbound policies on RTC. RTD and RTE so that the values of the preferred-value attribute of route 1.1.1.132 are 50.40 and 30 respectively .

Which route will RTB prefer?
A . RTC, RTC, RTE, RTC, RTE
B . RTC, RTD, RTD, RT
C . RTE
D . RTC, RTC, RTD, RTC, RTE
E . RTC, RTC, RTD, RTE, RTE

Answer: A