Final answer:
Gerald and Charlene Gallego are the offenders referred to, known for multiple marriages and a series of murders in the late 1970s and early 1980s.The offender described in this question is c. Coleman.
Step-by-step explanation:
The offender in question, who had been married seven times and sought out to find the perfect "sex slave", eventually committing a series of murders with the help of his wife, is known as Gerald and Charlene Gallego. They were known for committing these heinous crimes in the late 1970s and early 1980s.
Their criminal acts relate to the broader subject of criminology and the study of notorious criminal cases.The offender described in this question is c. Coleman.