When doing a CR study using AEC, what will happen to the brightness in the area of interest when changing from the -1 to +1 density setting?

Name: When doing a CR study using AEC, what will happen to the brightness in the area of interest when changing from the -1 to +1 density setting?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The AEC (Automatic Exposure Control) system adjusts the exposure time to maintain consistent image brightness, so changing the density setting affects the exposure but not the brightness of the area of interest.

When Doing a CR Study Using AEC, What Will Happen