Historian Stephanie Coontz points out that by 1978, percent of the population thought that it was morally okay to be single and have children.

75

Explanation:

Stephanie Coontz a professor of history at The Evergreen State College in Olympia, Washington and the chief of Public Education and Research at the Council on Contemporary Families. She is generally a recognized figure and one of the leading personalities on the history of the American family.

According to her book titled "Marriage, A History," she revealed that by 1978 75% of the population will believe that it was morally fine to be single and have children.

sounds good to me mate!

these are the choices

local priests

european monarchs

common people

bible translators