The obidient children always teke their mother's A.advice to heart

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The answer is A. advice. Why?
"The obedient children always take their mother's advice to the heart" has correct grammar and spelling.

Advice means guidance or recommendations that may be prudent in the future.
Advise means to offer suggestions for the best course of action to someone.
Adviced is not a word, but advised is.
Adviser is a person gives advice.