Fill in the blank (correct usage with “comprise”) “The building comprises ______ sixty rooms.” Select the word that makes the sentence grammatically correct and natural.

Given data

• Verb: comprise takes a direct object (no “of”).
• Approximate quantity: ~60 rooms.

Concept/Approach
To express approximation with comprise, use a modifier like about/approximately before the number: “comprises about sixty rooms.”

Option analysis
about — correct for approximation.to / by / for — incorrect prepositions in this structure and do not express approximation.

Common pitfalls
Using “comprises of” (incorrect). The correct forms are “comprises X” or “is comprised of X.”

Final Answer
about