FT6: In the potential contract between Jason and Jessica, the following statement is true about consensus: O a. The ad in the newspaper is an "invitation to treat" and this is a bilateral offer which can be accepted by anyone O b. There is no valid offer and acceptance because Jessica responded via email O c. The required elements for consensus are satisfied by Jason's published offer and the fact that Jessica complied with the conditions and accepted accordingly O d. The postbox rule dictates that Jessica's acceptance is considered valid on the day that it was sent O e. Consensus fails in this particular case because Jessica is a minor