Answer:
It means to have a pure heart or she is very kind and cheerful. hope this helped
Answer: COMPASSION AND KINDNESS
Explanation: HERE SARAH COULD HAVE JUST LEFT WITHOUT OUT LOOKING BACK BUT INSTEAD SHE CHOOSE TO HELP LARA WHO WS IN NEED. THIS SHOWS SARAH'S EMPATHY AND COMPASSION.
(please dont copy the same sentences. this is just to give you a brief idea)