Why did Percy go down to Mr. Brunner’s office and what did he hear?

Percy is attempting to study for his exam with Mr. Dodds, the math teacher who attacked Percy in the museum. He hears Mr. Brunner say that Percy needs to "'mature more,'" and Grover mentions something about a deadline at the summer solstice.

i got ypu

explanation:

harlem's  cotton club boasted the talents of duke ellington. singers such as bessie smith and billie holiday popularized blues and jazz vocals. jelly roll morton and louis armstrong drew huge audiences as white americans as well as african americans caught jazz fever.