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Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of each complex expression.
-(P ≡ Q) (P ≡ ∼Q)
Restricted Diet
A diet limited in certain foods or nutrients, often for medical reasons or personal choice.
Brain Expansion
The growth or increase in size of the brain, which can refer to the evolutionary process where species, especially humans, have acquired larger brains.
Upright Walking
The ability to walk on two legs with the body in an upright position, characteristic of humans and a key feature distinguishing them from other primates.
Homo Neanderthalensis
Extinct hominin; closest known relative of H. sapiens; lived in Africa, Europe, Asia.
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