To determine the approximate percentage of perpetrators of sexual violence who are known to their victims, consider the following options:
1. 45-46 percent
2. 52-53 percent
3. 71-72 percent
4. 98-99 percent
From the given choices, the correct percentage range is 71-72 percent. Therefore, approximately 71-72 percent of perpetrators of sexual violence are known to their victims.
