 
 <translate> Give stream of consciousness and then the final answer. From the set of numbers x, y, t, z, p, q, r and w, how many different combinations can we have without the t,p,q and r in them? Ex:. (x,y), (x), (w,z,y,x), etc and (x,y)=(y,x)
Options:
(A) 10
(B) 12
(C) 15
(D) 16
(E) 30 <ibo> Kwuo ihe ị ga-eme ma gwazie gị ihe ị ga-eme. Site n'usoro nke nọmba x, y, t, z, p, q, r na w, ole ka anyị nwere ike inwe n'ejikọta n'enweghi t,p,q na r n'ime ha? Ọmụmaatụ: (x,y), (x), (w,z,y,x), wdg na (x,y) = (y,x) Nhọrọ: (A) 10 (B) 12 (C) 15 (D) 16 (E) 30 