What happens next?

They go through extremely steep and dangerous dirt roads at high speed. They also go over ramps created in the dirt road. they

Choices:
a). shake each other's hand while rolling through the dirt roads.;
b). continue biking through the dirt at high speed as they create a cloud of dust behind them.;
c). occasionally pass a bridge but continue driving like a racehorse in the end.;
d). roll over multiple curves on bumpy, iron roads.;
b).