In the 1800s, advertising was done in local newspapers and in a number of magazines. The cost of advertising in newspapers was very high in those days because the only source of communication with the public was newspaper and magazines.
The designing of copying and opting to art was very common in those days which was adopted to attract key customers and placement of the advertisements in a specific place which would result in higher sales was also common to attract customer attention.
The telephone was invented in 1876, but still telemarketing started in 1970s. So the primary source of advertising and sales promotions was either by newspaper and magazines or face to face selling.
The presentation stage is the stage after the approach stage of personal sales, where the marketer introduces a product to a potential buyer and tries to sell the product by listing out the qualities of that product to the buyer.
The answer and procedures of the exercise are attached in a microsoft excel document.
Explanation
Please consider the data provided by the exercise. If you have any question please write me back. All the exercises are solved in a single sheet with the formulas indications.