(a) Every person operating a bicycle upon a roadway shall ride as near to the right hand side of the roadway as practicable, exercising due care when passing a standing vehicle or one (1) proceeding in the same direction.
(b) Persons riding bicycles upon a roadway shall not ride morethan two (2) abreast except on paths or parts of roadways set aside for the exclusive use of bicycles.
(c) Whenever a usable path for bicycles has been provided adjacent to a roadway, bicycle riders shall use the path and shall not use the roadway.