The answer is either c of d but if I had to pick one I would say C.
B and C; as the y intercept increases/decreases, the graph of the line shifts up/down.
The y intercept is where the function crosses the y-axis. If the y intercept moves either up or down, the whole function will be translated up/down vertically along the y-axis.
2.74 liters since 1000mL is a liter.
Bruh it clearly says 65 mph so that’s the answer