[1~2] 다음 글을 읽고 물음에 답하시오.
A lioness returns with four new cubs—all males. They’re a week or two younger than their cousins, the twins. Three are full of confidence but one holds back. He might have been calling the runt of the litter in the past, but he’s probably just the more tentative character. Each lioness has four teats. Nevertheless, the new cubs are keen to suckle with their older cousins. For the original, confident female twin, it’s an inconvenience. But for her brother, a lone male, it’s (A) . Four new males—cousins. If all survive, they could form a powerful coalition, and he’s the eldest—potentially the leader. Lions share suckling duty, called allosuckling. It forges bonds between litters, and is the (B) for future prides.
*the runt of the litter: 한 배에서 난 새끼들 중 가장 약한 놈
*allosuckling: 암컷이 자신의 핏줄이 아닌 새끼들에게 젖을 물리게 하는 것을 지칭