Answer:
Letter B is the correct answer.
Step-by-step explanation:
A persuasive essay is used to express a point of view and demonstrate through evidence and logic reasoning that it is more legitimate than others. It is also known as argumentative essay.
The assignment requires a solution to your school funding dilemma so it means that the speaker must show that his idea is the best one; due to this, the persuasive essay would be the most helpful option. In the other options, other types of essay are required, like comparative or expository essays.