Multiple Choice Question

Rayshawn and Tamala, two students at State University, had an agreement in which Rayshawn would tutor Tamala in statistics for

lessons over the course of the fall semester; in return, Tamala would pay Rayshawn $$20$ per lesson. Rayshawn tutored Tamala for

$16$ lessons during the fall semester, and Tamala paid Rayshawn the total agreed$-$upon amount of $$320.$ Rayshawn and Tamala hav

fulfilled

promises stipulated in their contract. Their contractual duties are

and the contract is

mutual; discharged; rescinded

unilateral; ratified; rescinded

unilateral; ratified; terminated

mutual; discharged; terminated