On average, how long does it take for the moon to make a complete circuit around the Earth?
a) 26 days, 7 hours, and 43. 2 minutes
b) 27 days, 8 hours, and 43. 2 minutes
c) 27 days, 7 hours, and 43. 2 minutes
d) 28 days, 6 hours, and 43. 2 minutes