下列各组加横线词意义和用法相同的一项是

busy schoolwork, the children also have totake arts, music andsports classes in their free time.— I wonder what they will become.

University graduates should develop such skills as critical thinking, and inter-personal communication, ________ are important in personal development.

believe, and you will find the boy is very outgoing.

_______ is the population of the city