问题

Could you _______ me your bike, please—Sorry, I’m using it. You can _______ Jack’s.
A:although, four-years-old
B:however, four-year-old
C:but, four-years old
D:although, four-year-old;
B:however, four-year-old
C:but, four-years old
D:although, four-year-old;
正确答案是: