According to this declaration why do children need someone to advocate

To provide protection to the child.

Explanation:

Children need someone to advocate  or talk about their interest and rights because children has their rights in the society. They need someone to talk about their rights when there is violation of rights occurs with the children in the society. To provide protection to the child, an advocate is needed to raise their voice and fight for their rights.

so what is your question?

1) the answer is b

senators serve a six-year term; representatives serve a two-year term, making them more responsive to (and responsible for) voter confidence.

2) the answer is d

to serve as president, one must:   -be a natural-born u.s. citizen of the united states;   be at least thirty-five years old;   be a resident in the united states for at least fourteen years.

3) the answer is a

ella,because it is constitutionally eligible

4) the answer is c: the u.s president