Question

what is the purpose of \for the equal rights amendment\?
to call for a change to the constitution
to discuss the founding of the united states
to define the meaning of the word \prejudice\
to explain certain restrictions on married women

Explanation:

The Equal Rights Amendment aims to change the Constitution to guarantee equal legal rights for all American citizens regardless of sex. It has nothing to do with discussing the founding of the US, defining "prejudice", or explaining restrictions on married women.

Answer:

to call for a change to the Constitution