A car travels at a constant speed of $80$ kilometers per hour. Let $C(x)$ represent the total distance traveled by the car from time $t = 0$ to $t = x$ hours. Find $C(3)$ to determine the distance traveled by the car after $3$ hours.

• A. $240\operatorname{\mathrm{km}}$
• B. $160\operatorname{\mathrm{km}}$
• C. $320\operatorname{\mathrm{km}}$
• D. $80\operatorname{\mathrm{km}}$

Answer: (A)