James Brown

Question $6$ options:

moved to Los Angeles in $1943$ and joined a small combo that played pop songs for all$-$white parties in Hollywood and a more blues$-$oriented repertoire in the black nightclubs along L$.$A$.\text{'}$s Central Avenue.

led black musicians in assuming roles as spokespeople for the political and social concerns for the black community.

was a master of bottleneck slide guitar technique.

left his first group in $1948$ to form his own quartet and had a Number One R&B hit the following year with "Trouble Blues."