Correct option is B
The correct substitution of the highlighted words is (b)
arena.
Explanation: The phrase “makeshift place of activity, debate or conflict” is best represented by the word
arena, which refers to a space for public events, performances, conflicts, or intense discussions.
Example: "The courtroom became an arena of heated arguments during the trial."
Meanings of the given other options:
·
(a) Casino: A place for gambling. (जुआघर)
·
(c) Dormitory: A large bedroom for several people. (छात्रावास/साझा सोने का कमरा)
·
(d) Aviary: A large enclosure for keeping birds. (पिंजरा/पक्षियों का घर)