<span>What can give working people information about their fields, including conferences and leadership opportunities in those fields?
C: a professional organization </span>
Answer:
It'd be about the resolution ( number of pixels per inch ) because it gives the clearance and brightness of any photgraph made.
Explanation:

This is my answer
2. Presenting to a non-technical manager should be much more high-level, with few if any technical details. The focus should be on how the database design will benefit the business (for example, with faster report generation). Presenting to a technical manager would be focused much more on the technical aspects of the database, with less of a focus on the business benefits of the design.