Which of the following statements is true?

Which of the following statements is true?

The Supreme Court has interpreted 'discrimination on the basis of sex' for purposes of Title VII of the Civil Rights Act to include discrimination on the basis of pregnancy, sexual orientation, and gender identity.

The Supreme Court has interpreted 'discrimination on the basis of sex' for purposes of Title VII of the Civil Rights Act to include discrimination on the basis of sexual orientation and gender identity, but not on the basis of pregnancy.

The Supreme Court has interpreted 'discrimination on the basis of sex' for purposes of Title VII of the Civil Rights Act to include discrimination on the basis of pregnancy, but not on the basis of sexual orientation or gender identity.

Title VII of the Civil Rights Act at the time of its enactment in $1964,$ contained language specifying that 'discrimination on the basis of sex' includes discrimination on the basis of pregnancy, sexual orientation, and gender identity.