The first sunrise in the United States each day is observed from Cadillac Mountain on Mount Desert Island in Maine. The time of the sunrise can be modeled by t(m) = 1.665 sin pi/6(m + 3) + 5.485, where t is hours after midnight and m is the number of months after January 1. When does the sunrise at 6:00 A. M.? A. November 9 and February 13
B. October 9 and March 13
C. December 9 and January 13
D. December 9 and February 13​