Andrew, a product developer at the industrial technology firm Magnira Solutions, designs a new tool which has extremely high energy efficiency. The product is proclaimed as a noteworthy invention by many researchers and scientists. In order to improve its image among its consumers, Magnira Solutions communicates the new tool's efficiency to the community and its suppliers. This is an example of _____.
A. Personal selling
B. Public relations
C. Advertising
D. Sales promotion
Answer: B: Public Relations