Prepositions 1- We went there……. Foot
a. by b. On

2- I am……….. the bus.
a. On b. in

Here is your answer

Explanation:

OninThis will help you

So far i know that you cant

Delegates: representatives who cast votes at a political party's national convention. binding: if a primary or caucus is “binding” that means the delegates won in that contest are legally bound to vote for a particular candidate at the parties national convention.a primary is a preliminary election used to determine a party's nominee for a specific office. the winner of the party's caucus, or primary, wins the party nomination for that state. then the delegates meet at their party's national party convention, which is a formal gathering of all party delegates from all states.