Look at the engine specifications listed below.   4-cylinder in line   Displacement = 2.5 liters   DOHC 16 valve   140 bhp/7500 rpm   190 foot-lbs/6000 rpm   EFI fuel system   Compression ratio 8:1 Technician A says the engine described uses a fuel mixture of eight parts air to one part fuel. Technician B says the engine described in the figure contains four valves per cylinder. Which one of the following statements is correct? A. Only Technician B is correct. B. Both Technician A and Technician B are correct. C. Neither Technician A nor Technician B is correct. D. Only Technician A is correct.