Approximate dates: Commune system in China (C) - 1958; Pakistan's First Five Year Plan (D) - effective implementation during late 1950s; Great Proletarian Cultural Revolution (B) - 1966-76; Reforms in Pakistan (A) - 1988; China's Twelfth Five Year Plan (E) - 2011-15. The order intended is C, D, B, A, E.
Note: Pakistan's First Five Year Plan was drafted from 1955 but approved/implemented later; depending on the source, its position relative to the 1958 Commune system can differ. We have followed the sequence matching the given options.