Answer:
Resiliency means the ability/capacity to recover quickly from challenges/difficulties. In another definition it also means toughness. And from the above choices "Processing feelings of anger and guilt about a situation" can help a person get back on his/her feet more quickly also not running away from/denying the situation does not go along with toughness. Hope it helps.
B. Old Stone Age.........................
There is loads of choices so I could not really tell what the best one is. Although I wouldn't know because I'm a guy so I cant really tell what the best one is. I did look that question up and loads showed up on the right of my screen.
Sorry