How are you required to conduct yourself in the following road section?

1. Drive in low gear, steep climb ahead.
2. Drive in high gear, to prevent engine overheating.
3. Slow down, drive in low gear and maintain the engine’s temperature.
4. Correct answer: Slow down and keep to the right of the roadway, due to the limited field of vision.

WhyThere is a hill crest ahead, and you cannot see beyond it. Slow down and keep to the right.