a) April 15, 1912
b) April 13, 1912
c) April 15, 1913
d) April 13, 1913
RMS Titanic sank, which was carrying around 2000 passengers and crew, sank at 2.20 am on April 15, 1912. The British ocean liner had hit an iceberg about two and half hours before it sank in the North Atlantic Ocean, 400 miles south of Newfoundland, Canada.