Oil prices have risen by 32 percent since the start of the year, _____ a record US$57,65 a barrel on April 4.

A. have reached   B. reaching   C. to reach   D. to be reaching

 Oil prices have risen by 32 percent since the start of the year, ______ a record of $57.65 a barrel on April 4.

    A. have reached                         B. reaching

C. to reach                             D. to be reaching

Oil prices have risen by 32 percent since the start of the year, __________ a record US $ 57．65 a barrel on April 4．

A．have reached                                    B．reaching

C．to reach                                       D．to be reaching

Oil prices have risen by 32 percent since the start of the year, _____ a record US$57.65 a barrel on April 4.

   A. have reached     B. reaching     C. to reach     D. to be reaching

Oil prices have risen by 32 percent since the start of the year, ______ a record US$57.65 a barrel on April 4.

A. have reached B. reaching C. to reach D. to be reaching