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. On which of the following days can any one of the five ships be unloaded?