Question no 3231 : Dynamic Safet Stock Calculation

In SAP PP or MM Planning as at ECC6.0 EhP6, review the following Dynamic Safety stock Profile, and calculate the Safety stock for period N.

Planned Independent Requirement
N        400
N+1    600
N+2    800
N+3    900

(only one answer)

A)   50
B)   100
C)   150
D)   200
E)   250
.