A bond is needed when the bill of lading cannot be availed of the time of entry of the im- ported commodities. What does the sentence mean

A．A bond is needed when the bill of lading is unavailable when the goods arrive at the destinatio

B．A bond is needed when the bill of lading arrives at the port of destinatio

C．A bond is not needed when the goods arrive at the destinatio

D．A bond is needed when the goods arrive at the destination if there is no bill of lading at al

Considering his health, I advise him to _____an hour or two each day to work out.

A．set aside

B．set off

C．set up

D．set about