The Yale sociologist Kai Erikson wrote a book called Wayward Puritans in which he drew on court records from colonial Massachusetts to understand deviance in the past. He learned that the rate of out-of-wedlock births was much higher than it is now and that the amount of alcohol consumed per capita was higher as well. What research methodology was Erikson using?a. comparative-historical
b. ethnography
c. interviews
d. content analysis
e. surveys