Facts: A sells B his vehicle for EUR 5,000 and wants to hand over the vehicle to B in Linz on May 14. On the same day, B is to transfer the EUR 5,000. While B transfers the EUR 5,000, A has been on vacation in Italy since 3 May and has completely forgotten about the handover. In the meantime, B needs a rental car and has costs of EUR 350.

Question: What options does B have?