HELP ME PLZZZ I CANT UNDERSTAND IT I NEED HELP ASAP PLS SOMONE PLZ HELP ME TBH IM VERYYY STUCK ON THIS ONE HELPPP MEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE. TYVM
 Ewes, queens, does, and mares are seasonal breeders, going through
 periods of estrous cycling and periods of _____.
 a. anestrus c. proestrus
 b. metestrus d. diestrus