PM Nawaz Shairf has inaugurated 75-km long section of Karachi-Hyderabad motorway(total length would be 136 KM) on 3rd February-2017 it is?

PM Nawaz Shairf has inaugurated 75-km long section of Karachi-Hyderabad motorway(total length would be 136 KM) on 3rd February-2017 it is?

A. M8 Motorway
B. M9 Motorway
C. M12 Motorway
D. M4 Motorway