Ricardo has agreed to tutor for the school. He owes his older brother $59 and would like to end the summer with at least $400 in savings. How many sessions (s), can Ricardo tutor to meet his goal?

Tutoring - $9 per session

A. s ≥ 31 B. s ≥ 51 C. s ≥ 38 D. s ≥ 83