他签署了授权委托书，允许他的兄弟在他住院期间处理他的房产事务。

He signed a ___power-of-attorney allowing his brother to handle his property matters while he was hospitalized.

她签署了授权书，让律师全权处理她的财务事宜。

She signed a ___power-of-attorney to let the lawyer handle her financial matters.