73. According to the passage, which of the following is NOT true about coral bleaching?
(A) Coral reefs will turn white and die within hours when surrounded by waters that are
1 degree Celsius warmer than usual.
(B) Rising water temperatures can stress jewel-toned corals, leading them to expel their
algae and turn white.
(C) The duration and intensity of high temperatures determine whether a coral becomes
heat-stressed and bleaches.
(D) Coral bleaching is more common in shallow waters, where climate-driven warming
is most pronounced.