We should always make a . . . . . . . . selection of books.

The correct answer is C. judicious.

A judicious selection of books is one that is made with care and thoughtfulness. It is a selection that is based on the reader’s interests and needs, as well as the quality of the books themselves. A judicious selection of books will help the reader to learn and grow, and to develop a love of reading.

The other options are incorrect because they do not accurately describe the meaning of the word “judicious.”

• Just: This word means fair or impartial. It does not accurately describe the meaning of the word “judicious.”
• Judicial: This word means relating to the law or the courts. It does not accurately describe the meaning of the word “judicious.”
• Justified: This word means having a good reason or excuse. It does not accurately describe the meaning of the word “judicious.”