Final answer:
Freddie Green joined the Count Basie band in 1937, which is true, at the suggestion of John Hammond. Benjamin Franklin did establish the first abolitionist society in America, which is also true. Moreover, the market revolution did indeed bring significant social and economic changes to the United States, confirming the third statement as true.
Step-by-step explanation:
Freddie Green indeed joined the Count Basie band in 1937, and it was indeed at the suggestion of John Hammond. This statement is true. Freddie Green was a pivotal rhythm guitarist who became a staple in the Count Basie Orchestra for five decades. His contribution to the band's sound and swing feel was significant.
Concerning Benjamin Franklin, it is true that he established the first abolitionist society in America. The society was founded in 1775 and was known as The Society for the Relief of Free Negroes Unlawfully Held in Bondage, which after a few reorganizations became The Pennsylvania Society for Promoting the Abolition of Slavery.
Regarding the market revolution, the statement that it brought many social and economic changes to the United States is true. The market revolution occurred in the 19th century, which was a time of significant economic transformation that affected social structures and the daily lives of Americans.