The quote below comes from the Supreme Court's ruling in Regents of the University of California v. Bakke (1978):

Racial and ethnic distinctions of any sort are inherently suspect, and thus call for the most exacting judicial examination.

Source: http://www.law.cornell.edu/supct/html/historics/USSC_CR_0438_0265_ZO.html

Which statement explains why the Supreme Court made this declaration?

The Constitution guarantees a right to privacy for all citizens.
The Constitution implies protections for rights that are not directly mentioned.
The Constitution requires equal protection of the laws for all groups of people.
The Constitution grants voting rights to all citizens regardless of race or ethnicity.