Some Pollution Prevention Regulations (33 CFR), only apply to "new ships." Under these regulations, a new ship is a ship __________.

Correct Answer: Option C — for which the building contract has been placed after December 31, 1975

MARPOL and implementing US regulations define "new ships" based on specific chronological benchmarks tied to building contract dates or keel-laying milestones. For these specific pollution prevention standards, vessels with building contracts placed after December 31, 1975, are classified as new ships.