Answer:
A.
Blues music became more popular.
Explanation:
Thanks to the Lomax family, people across America could now hear the blues music of luminaries like Muddy Waters and Huddie "Lead Belly" Ledbetter. Blues music serves as a powerful influence in many modern genres of music, including rap, country, and rock — all of which feature prominent blue notes. Over the past century, the blues have become an integral part of American music.
