Multiple Choice
Which assertion represents an ultimate cause?
A) Memory recall was found to increase with the use of mental imagery.
B) Evolution is responsible for our ability to speak a language.
C) Changes in the availability of natural lighting directly affected participant estimates of the length of a day,and thus circadian rhythms.
D) Increasing the intensity of the sound directly made it appear to last longer.
Correct Answer:

Verified
Correct Answer:
Verified
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