Lonnie accepted an offer to purchase from a married couple, Josie and Franz. After the contract was signed, Josie realized she meant to ask Lonnie if they could keep the lovely wicker patio set she saw near the pool. Lonnie agreed she could have it, and Lonnie's agent, Gaston, wrote it into the contract. Who needs to initial this contract change in order for it to be valid?
A. Josie and Frank
B. Lonnie
C. Lonnie, Josie, and Frank
D. Lonnie, Josie, Frank and Gaston