The word until is being used as a preposition in the sentence above
This is a monologue because only one person speaks
The correct answer for the question that is being presented above is this one: "<span>The reference highlights President Eisenhower’s deep dislike of the governor and shows his willingness to remove him from office." T</span>he mention of Governor Faubus in Jackie Robinson’s letter to President Eisenhower strengthen the main argument of the letter is the reference highlights President Eisenhower’s deep dislike of the governor and shows his willingness to remove him from office.