When driving a placarded vehicle across railroad tracks, you should:

Not shift gears while crossing the tracks. Section 9.6.12: Don't shift gears while crossing the tracks.

When driving a placarded vehicle across railroad tracks, you should:

ANSWER BREAKDOWN
  • A. Incorrect. "Shift gears to get across faster" is not correct. Don't shift gears while crossing the tracks.
  • B. Incorrect. "Stop on the tracks to check for trains" is not correct. Don't shift gears while crossing the tracks.
  • C. Correct. Don't shift gears while crossing the tracks.
  • D. Incorrect. "Drive in the left lane" is not correct. Don't shift gears while crossing the tracks.