Civil Code § 1450
CHAPTER 4. Alternative Obligations
The party having the right of selection between alternative acts must select one of them in its entirety, and cannot select part of one and part of another without the consent of the other party.
CHAPTER 4. Alternative Obligations
The party having the right of selection between alternative acts must select one of them in its entirety, and cannot select part of one and part of another without the consent of the other party.