Alcohol is a drug that affects your coordination, judgment, perception, and emotional state.

barbiturates

Explanation: barbiturates is a kind of drug that can produce effects similar to those of alcohol, ranging from mild relaxation to an inability to feel pain, loss of consciousness, and impaired judgment.

metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

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