Answer:
A
Step-by-step explanation:
Remember, a marketing manager has limited functions. The best things to include in the report is the pros, cons and cost of the noise reduction headphones.
The pros should highlight how it increases the writers customers service delivery which goes a long way to increase the marketing success of the firm.
Also, the cost as it pertains to the overall marketing cost the company should be mentioned, while also including the cons if any.