Which sentence would make the best opening for a speech arguing for more nutritious school lunches?

(1 point)
Many students dislike the current lunch menus, and I feel they should be changed.
Evidence from a number of expert sources suggests that schools should design more nutritious lunch menus.
O Spaghetti is my favorite school lunch, and I have read that it is nutritious.
O Even though fruits and vegetables are not that popular with students, they are good sources of vitamins.

Evidence from a number of expert sources suggests that schools should design more nutritious lunch menus.

The sentence that would make the best opening for a speech arguing for more nutritious school lunches is: "Evidence from a number of expert sources suggests that schools should design more nutritious lunch menus." This sentence introduces the main argument by referencing credible sources, providing a strong foundation for the speech.