Reading passages

70 -The reason why there was no one on board the Mary Celeste ---- . 
A)  was discovered by the captain of another ship 
B)  is that aliens took the captain and crew away in a spaceship 
C)  took several years to be discovered 
D)  has never been found 
E)  was the mutiny among the crew 
71 -The Mary Celeste was sailing strangely because --- . 
A)  there was no one on board to sail the ship 
B)  it was not big enough to resist the giant ocean waves 
C)  the sails were not set properly 
D)  the ship was too heavy because of the crew's personal possessions 
E)  her cargo of industrial alcohol was above her capacity