Answer:
They tax the citizens and then provide them with relief efforts
Explanation:
Common disease protocol
I know for number 4 the answer is c, sorry I can't help with the others.
Relative formula mass C₅H₁₁ = 71
Now divide the molar mass by the RFM = 142.32 / 71 = 2
Now C₍₅ₓ₂₎H₍₁₁ₓ₂) = C₁₀H₂₂
Hope that helps