Which of the following actions would be considered "aggressive" driving in the State of Indiana $($which could result in a moving violation$)?$

Select one:

a$.$ Honking your horn when another driver creates a hazard or fails to yield the right$-$of$-$way

b$.$ None of these is correct

c$.$ Tailgating and repeatedly flashing the vehicle's headlights

d$.$ Passing other vehicles on the left without using a turn signal