Which of the Following Statements Is (Are) FALSE

Which of the following statements is (are) FALSE?

A) The number of unmarried couples living together increased dramatically at the end of the twentieth century.
B) More than 30 percent of children are being raised by a single parent.
C) More than half of first marriages end in divorce, and remarrying and starting a second family later in life is not uncommon.
D) Among married couples, virtually none are opting for a child-free life together.