7 If your ship is caught in the West Wind Duft ocean current and you observe the sun to be at it's highest point in the sky at the same moment as you chronometer reads 4:00am the time at the Prime Meridian,

What evidence does the writer give to support his argument about coral reefs? a) he speaks of the activities of coral polyps. b) he describes the composition of the great barrier reef. c) he emphasizes the ways in which coral reefs are fragile. d) he points out the ways that scientists do research on the reefs.