The correct answer is c) She is scaring the people she is trying to reach.
Although you did not include any reference or context to help you answer this question, doing some research we found a story titled "Here is What Happens When a Dad Believes in his Daughter." So that is why we answer:
Lauren's father's main criticism of what his daughter has done is that she is scaring the people she is trying to reach. And the thing is that Lauren is always so determined that sometimes she doesn't recognize when she is pushing too far.
In the story, Lauren explains how her dad's support was determinant to developed in her the kind of character and perseverance to endure the worst critics and still thriving.