If you watch a flock of birds flying overhead, each very clo…

If you watch a flock of birds flying overhead, each very close to the next one, you may perceive them as all being part of the same group. If they were all spaced very much apart, however, you may see them as individual birds not flying together. This distinction takes advantage of which Gestalt principle?

Elaina has been diagnosed with a small brain tumor. She firs…

Elaina has been diagnosed with a small brain tumor. She first went to see her doctor after experiencing symptoms such as feeling very cold, almost fainting, a reduced appetite, and reduced sexual desire. Which of the following structures is her tumor most likely affecting?