 
 <translate> A car traveled from San Diego to San Francisco at an average speed of 45 miles per hour. If the journey back took twice as long, what was the average speed of the trip?
Options:
(A) 30.
(B) 32.
(C) 36.
(D) 42.
(E) 44. Think first, then make a decision. Some random thoughts: <ibo> Otu ụgbọala si San Diego gaa San Francisco na-agba ihe dị ka kilomita iri asaa na ise n'otu awa. Ọ bụrụ na njem ahụ ha mere iji laghachi were ha okpukpu abụọ, gịnị bụ nkezi ọsọ ha ji mee njem ahụ? Nhọrọ: (A) Iri atọ. (B) 32. (C) 36. (D) 42. (E) 44. Buru ụzọ chee echiche, kpebizie ihe ị ga-eme. Ụfọdụ echiche na-enweghị isi: 