14:I[5014,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"default"] 15:I[38392,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"PracticeCard"] 17:I[70570,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"ExamAppearanceBadge"] 16:T69a,

→ (47th BCS Preli)
• The antonym of 'Controversy' is - unanimity.

• Controversy (noun)
- English Meaning: a discussion marked especially by the expression of opposing views: dispute; a disagreement, quarrel, strife.
- Bangla Meaning: বিতর্ক; বিরোধ; মতান্তর; কোনো সামাজিক, নৈতিক বা রাজনৈতিক প্রশ্ন নিয়ে দীর্ঘস্থায়ী বাদানুবাদ।

• Given options:
ক) Dispute
- English Meaning: to engage in argument: debate.
- Bangla Meaning: বিতর্ক; বিরোধ; যুক্তি।

খ) Unanimity
- English Meaning: agreement by all people involved; consensus; the quality or state of being unanimous.
- Bangla Meaning: ঐকমত্য; মতৈক্য।

গ) Contention
- English Meaning: a point advanced or maintained in a debate or argument.
- Bangla Meaning: তর্ক; যুক্তিপ্রদর্শন; কলহ।

ঘ) Bickering
- English Meaning: petty and petulant quarreling especially when prolonged or habitual.
- Bangla Meaning: খুঁটিনাটি বা গুরুত্বহীন বিষয় নিয়ে ঝগড়া করা।

• সুতরাং, অপশনের অর্থ বিবেচনা করে দেখা যায় যে, The antonym of 'Controversy' is - unanimity.

Source:
1. Accessible Dictionary by Bangla Academy.
2. Merriam-Webster Dictionary.