Investigations revealed that the ship had been deliberately sabotaged (damaged) with explosives planted by (9) agents of the French military. A. underclassman (a student in the first or s
Investigations revealed that the ship had been deliberately sabotaged (damaged) with explosives planted by (9)________ agents of the French military.
A. underclassman (a student in the first or second year of high school or college)
B. legal
C. undercover(secret)
D. official