An advantage that marketing researchers who work for producers possess after working so closely with marketing intelligence is they often know more about than anyone else in the company.

Customers, the industry, and competitors

Explanation:

As a marketing researcher that monitors marketing trends and tries to predict customer behaviour. He is responsible for analysing marketing reports in order to get insights that will give the company a competitive edge.

So a marketing researcher will have intimate knowledge of customers, the industry, and competitors

The customers, the industry, the competitors and the competition

Explanation:

Marketing researcher's type of work links them to producers, customers, and end users to the marketer. They gather information used to identify, define marketing opportunities and problems. They equally generate, refine, and evaluate marketing actions; monitor marketing performance. They know how to designs the method for collecting information, manages and implements the data collection process, analyzes the results, and communicates the findings and their implications. Since they are able to gather this amount of information and data theyare more likely to know the customers, the industry and their competitore and whole lot more

u = 30

continuing your method

= +

subtract from both sides

= - thus

= -

= ⇒ u = 30

answer; at prices that violate government price regulations;