Katherine, a teacher at a private school, became pregnant before her marriage. When she informed the management of the school about her pregnancy, she was told that she could not keep her job because having an unwed, pregnant teacher and, later, an unwed mother is bad for the school's reputation. Katherine feels that her employer's action is discriminatory. Which of the following statements is true in this situation?

Group of answer choices

Katherine cannot bring a case under Title VII of the Civil Rights Act of $1964$ because the act protects only pregnant women who are married.

Katherine can bring a case of gender$-$plus discrimination against her employer.

Katherine has a valid disparate impact claim against her employer.

Katherine cannot bring a case under Title VII of the Civil Rights Act of $1964$ because the act does not cover private employers.