Final answer:
The percentage of stranger offenders involving female children is 66.67%.
Step-by-step explanation:
The percentage of stranger offenders involving female children is 66.67%.
Based on the information provided, 2/3 of stranger offenders involve female children. This means that out of 98 stranger offenders, 2/3 of them involve female children. To calculate the percentage, we can multiply 2/3 by 100. 2/3 * 100 = 66.67%, which is option 3).