请选择ABCD3R4p/o*m6v3L+[*v Bob is slower this year. He’s in the race.,P)Q7F;c7M*L9p
A. last,P)Q7F;c7M*L9p
B. the last,P)Q7F;c7M*L9p
C. first,P)Q7F;c7M*L9p
D. the first,P)Q7F;c7M*L9p