Respuesta :
The correct answer for the question that is being presented above is this one: " The 1960 census revealed that the U.S. population had just passed the 300 million mark and was the first to ask questions about ethnic background." That is a true statement.
Answer: The 1970 census revealed that the U.S. population had just passed the 200 million mark and was the first to use computer tape for data collection.
Explanation:
I took the exam...this was the correct answer. Not the above answer posted by "brainly user"