Ashwin wants to promote his product i.e. a bicycle and wants to reach a large number of people over a vast geographical area.

Suggest a promotional method, he should adopt:

Advertising

The correct answer is option (4)- Advertising.

The most suitable promotional method for Ashwin to promote his bicycle and reach a large number of people over a vast geographical area is Advertising.

Advertising is a mass communication tool designed to reach a broad audience across a wide geographical area. It allows Ashwin to promote his product (the bicycle) to a large number of people through various media channels such as television, radio, newspapers, online platforms, or billboards. Advertising is particularly effective when the goal is to create widespread awareness and reach potential customers in multiple locations.