The correct answer is D. Reliable.
Absolute means complete, total, or unconditional. It is the opposite of relative, which means partial or conditional. Some synonyms for absolute include certain, definite, indisputable, and
unquestionable.Reasonable means fair, sensible, or practical. It is the opposite of unreasonable, which means unfair, illogical, or impractical. Some synonyms for reasonable include acceptable, logical, and prudent.
Narrow means limited in scope or extent. It is the opposite of broad, which means wide in scope or extent. Some synonyms for narrow include limited, restricted, and confined.
Limitless means having no limits or boundaries. It is the opposite of limited, which means having limits or boundaries. Some synonyms for limitless include endless, infinite, and boundless.
In conclusion, the correct answer is D. Reliable. The other options are not synonyms for absolute.