How is a delegate different from a representative?

The delegate model of representation is a model of  representative democracy. These delegates act only as a mouthpiece for the wishes of their constituency/state and have no autonomy from the constituency only the autonomy to vote for the actual representatives of the state. ...

we need to see the paragraphs in order to answer this.

from the political point of view it could be said that the candidate   is an effective speaker because she takes a strong position on the issue. it is an open discussion but probably she is making a presentation and can choose which subjects she wants to address. she is very likely to attain her aim which is to convince voters to accept her proposal.