alleryএকটি সেট সম্পূর্ণভাবে অন্য একটি সেটের ভেতরে থাকার সম্পর্ককে কী বলা হয়?
Aকার্ডিনালিটি
Bবিভাজন
Cবিস্তার
Dঅন্তর্ভুক্তি
Answer & Solution
Correct answer: D. অন্তর্ভুক্তি
সেটগুলির মধ্যকার উপসেট সম্পর্ককে অন্তর্ভুক্তি বা ধারণ বলা হয়।
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