Step 1: Understanding the Concept:
This question asks for the antonym of the given word.
Step 2: Detailed Explanation:
PREOCCUPATION refers to the state of being engrossed, absorbed, or obsessed with something. It implies deep thought and concern about a particular matter.
The opposite would be a state of not thinking about or caring about something.
Let's analyze the options:
\begin{itemize}
\item (A) finality: the state of being final or conclusive. Not an opposite.
\item (B) innocence: lack of guilt. Not an opposite.
\item (C) liberality: generosity. Not an opposite.
\item (D) unconcern: a lack of concern, interest, or anxiety. This is a direct opposite of the mental absorption implied by preoccupation.
\item (E) tolerance: the ability to accept things one disagrees with. Not an opposite.
\end{itemize}
Step 3: Final Answer:
The best antonym for PREOCCUPATION is UNCONCERN.