A.discharged to into special areaB.discharged into nati……

单项选择题The International Oil Pollution Prevention (IOPP) Certificate required by MARPOL is issued to CHINA flag ships by the（）.

A.International Maritime Organization
B.MSA OF CHINA
C.CCS
D.Environmental Protection Agency

单项选择题The international body responsible for drafting the convention prohibiting marine pollution (MARPOL) is the（）.

A.Maritime Advisory Council
B.International Maritime Organization
C.International Association of Shipping
D.Association of Seafaring Nations

单项选择题Providing you are not sailing in the Red Sea or another special area as listed in ANNEX V of MARPOL，how many miles from land must you be to throw garbage including bottles，rags，and glass that has not been ground up into the sea? （）

A.3 nm
B.6 nm
C.12 nm
D.25 nm

单项选择题Open ullage holes in tanks which are not gas-free must be protected by（）.

A.PV valves
B.warning signs
C.flame screens
D.stop-check valves

单项选择题Oil slick caused by spillage of oil from tanker ship is（）.

A.a drop of oil
B.the emulsion of oil at sea surface
C.the weathered oil
D.the oil floating on the surface of the sea water