Answer:
The answer is "Option d".
Explanation:
It's Chevy Silverado 2009 transitions it into a new six-speed automatic motor, a larger V8 device, an economical XFE as well as an electric gasoline vehicle until it updated for 2007, its Silverado became enhanced with brand awards. Its 2008 versions provided extra features and refinement wherein the price of the goods was also adjusted to reflect the continual improvement.