 
 <translate> Q: Passage: The show is primarily centered on five characters living in Pasadena, California: Leonard Hofstadter and Sheldon Cooper, both physicists at Caltech, who share an apartment; Penny, a waitress and aspiring actress who later becomes a pharmaceutical representative and who lives across the hall; and Leonard and Sheldon's similarly geeky and socially awkward friends and co-workers, aerospace engineer Howard Wolowitz and astrophysicist Raj Koothrappali. The geekiness and intellect of the four men are contrasted for comic effect with Penny's social skills and common sense.

Question: Based on this passage, where is big bang theory supposed to take place?
Let's give stream of consciousness below
 <ibo> Q: Passage: Ihe ngosi a na-elekwasị anya na mmadụ ise bi na Pasadena, California: Leonard Hofstadter na Sheldon Cooper, ma ndị ọkà mmụta sayensị na Caltech, ndị na-ekerịta ụlọ; Penny, onye na-elekọta ụlọ na onye na-achọ ịbụ onye na-eme ihe nkiri nke mechara bụrụ onye nnọchi anya ọgwụ na onye bi n'akụkụ ụlọ ahụ; na ndị enyi na ndị ọrụ ibe Leonard na Sheldon, ndị injinia aerospace Howard Wolowitz na astrophysicist Raj Koothrappali. A na-eji njakịrị na ọgụgụ isi nke ụmụ nwoke anọ ahụ na-emegide ya maka mmetụta ọchị na nkà mmekọrịta nke Penny na ezi uche.  Ajụjụ: N'ihi ihe e kwuru n'amaokwu a, olee ebe e kwuru na ihe ndị ahụ na-egosi na e nwere mgbe e nwere nnukwu mgbawa? Ka anyị nye stream nke nsụhọ n'okpuru 