Final answer:
The most effective communication method for Company A to promote a high-priced product could be TV commercials due to their broad reach and demographic targeting capabilities. However, social media advertising and in-store demonstrations may also be beneficial depending on the target audience. Email marketing might provide personalization but lacks broad reach.
Step-by-step explanation:
When Company A wants to promote a new product at a high price, the most effective communication method would vary based on several factors, including the target audience, product type, and the goals of the promotion. For high-priced, potentially sophisticated products, TV commercials may be the most effective due to their ability to reach a wide demographic with a visually engaging message. TV advertising leverages sophisticated data from networks to target specific demographics that are more likely to be interested in premium products. On the other hand, methods like social media advertising could be advantageous if the target audience is younger or more digitally-engaged. Email marketing can provide a personalized approach but might not have the broad reach that TV possesses. In-store demonstrations could be impactful by allowing direct interaction with the product, though this is constrained by the need for the customer to be physically present.