The sign for slow moving vehicles ( those that can only drive less than 25 mph) is
a) a red hexagonb) an ovalc) a red triangle with its corners snippedd) is an orange diamond

c) a red triangle with its corners snipped

Explanation:

In the United States and Canada, a slow moving vehicle refers to vehicles that are slower than the normal traffic, in particular a slow moving vehicle can only drive less than 25 mph. This kind of vehicles must display a sign at the rear to warn people driving behind them that they are a slow moving vehicle.

The sign is shown below and we can see that it is a red triangle with its corners snipped. Therefore, the correct answer is c)

on these days , humidity is very f.) high

rain should be the answer.