Which Would Likely Be Considered the Most Accepted Operational Definition

Multiple Choice

Which would likely be considered the most accepted operational definition for the term "child"?

A) someone younger than 18 years still living at home
B) someone between the ages of 2 years and 17 years old
C) someone between the ages of 13 years and 17 years old
D) someone younger than 25 years still living at home