Essential of freight forwarding

A customer has regular full ocean container shipments to Vienna, Austria. Normally, his freight forwarder routes this cargo through Hamburg, Germany. The service to the port of Hamburg has been suddenly suspended as, due to an accident, there is no access to the port. Which of the following would be the best alternative in this case? Select one answer. Wait until the situation is resolved and the port is clear Use air freight to transport the cargo Use ocean freight to Felixstowe, UK and rail from there Use ocean freight to Antwerp, Belgium and truck from there