Graded Assignment: Revising Run-on Sentences and Comma Splices China's one-child policy has had an impact on families it was instituted in 1970 to control population growth. Which of the following are correctly punctuated and capitalized? Check all that apply. China's one-child policy has had an impact on families. It was instituted in 1970 to control population growth. O China's one-child policy has had an impact on families; It was instituted in 1970 to control population growth. China's one-child policy has had an impact on families, it was instituted in 1970 to control population growth. China's one-child policy has had an impact on families; it was instituted in 1970 to control population growth.