How many grammes of bromine will saturate 5.20g of but-l-ene-3-yne?
CH₂=CH≡CH + 3Br₂ ⟶ CH₂BrCHBrCBr₂CHBr₂ (C = 12, H = 1, Br = 80)

• A.24g
• B.48g
• C.36g
• D.40g