Five ships- J, K, L, M, and N- are to be unloaded on five consecutive days beginning on Monday and ending on Friday according to the following conditions:
*Each ship takes exactly one day to unload.
*K must be unloaded on a day preceding the days M and N are unloaded
*L cannot be unloaded on a Tuesday
*M must be the second ship unloaded after J is unloaded.
If L is unloaded on the day immediately after the day J is unloaded,which of the following must be true?
A j is unloaded on wednesday
B K is unloaded on Monday
C L is unloaded on Tuesday
D M is unloaded on Friday