What is the process of the moon changing phases called

Jim has found that he must consume 2,300 calories a day to reach his health goals, but he doesn't want to give up his afternoon snack of pretzels. unfortunately, he tends to eat the entire bag — which amounts to 1,300 calories! what strategy should jim use to improve his habits?

Registrars maintain high a. standardized tests b. faculty payrolls c. transcripts d. sporting facilities

What is another way name for bd? cf, bd, cf, be