 
 <translate> A and B can together complete a piece of work in 4 days. If A can alone can complete the same work in 12 days, in how many days can B alone complete that work?
Options:
(A) 6
(B) 5
(C) 4
(D) 3
(E) 2 Think first, then make a decision. Some random thoughts: <ibo> A na B nwere ike ịrụcha ọrụ n'ime ụbọchị anọ. Ọ bụrụ na naanị A nwere ike ịrụcha otu ọrụ ahụ n'ụbọchị iri na abụọ, ụbọchị ole ka naanị B ga-arụcha ọrụ ahụ? Nhọrọ: (A) 6 (B) 5 (C) 4 (D) 3 (E) 2 Buru ụzọ chee echiche, kpebizie ihe ị ga-eme. Ụfọdụ echiche na-enweghị isi: 