Which one is the correct order of acidity ? (a) CH ≡ CH > CH₃ – C ≡ CH > CH₂ = CH₂ > CH₃ – CH₃
(b) CH ≡ CH > CH₂ = CH₂ > CH₃ – C ≡ CH > CH₃ – CH₃
(c) CH₃ – CH₃ > CH₂ = CH₂ > CH₃ – C ≡ CH> CH ≡ CH
(d) CH₂ = CH₂ > CH₃ – CH = CH₂ > CH₃ – C ≡ CH > CH ≡ CH