阅读下列短文，从每题所给的四个选项（A、B、C、D）中，选出最佳选项。

The card above is_________

A．a ticket	B．a postcard
C．an invitation	D．an advertisement

The party is for_________

A．a birthday

B．the Queen

C．bee watching

D．the National Day

According to the card ,if you are unable to go ,you can       .

A．return the card

B．visit the Museum

C．ignore the message

D．contact Alice's mother