When Completing a Backward Pass, You Carry the LS to the Next

When completing a backward pass, you carry the LS to the next preceding activity to establish the LF, unless the next preceding activity is a burst activity, in which case you select

A) The smallest LS of all its immediate successor activities to establish the LF.
B) The largest ES of all its immediate successor activities to establish the LF.
C) The average LS of all its immediate successor activities to establish the LF.
D) The smallest ES of all its immediate successor activities to establish the LF.
E) The largest LS of all its immediate successor activities to establish the LF.