I'll answer you nicely before some of the others flame you for not doing a search before asking this type of question.
Truth be told, you really do have to do a search around here because there are a lot of involved discussions referring to your question. In other words, it's not a cut and dry answer unfortunately. Version C works better for some than others. I use C and am very productive with it but your mileage may vary, Sorry I couldn't be more specific.