Simone Assigned Her Rights Under a Contract to Juan

Multiple Choice

Simone assigned her rights under a contract to Juan.Forgetting that she took this action,she later assigns her rights under the contract to Kai.Both Juan and Kai try to claim the right to the contract.The state gives Juan the rights.Which rule did the state apply?

A) The French rule
B) The English rule
C) The last-assignment-in-time rule
D) The first-assignment-in-time rule
E) The American rule