Recall that one hour of right ascension is equal to 15 degrees. One minute of right ascension is equal to 0.25 degrees. During a full moon, the sun and the moon are 180 degrees apart from one another in the sky. How many hours of right ascension separate the sun and moon during a full moon?a) 180 hoursb) 24 hoursc) 12 hoursd) 165 hourse) 6 hoursf) 2 hoursg) 15 hours