A social conflict.
Explanation:
A social conflict is the conflict that arise in the society because of unequal distribution of resources and power among different groups. These conflicts happens to bring changes in the society and demanding equal rights, power and resources.
In the given situation, gays and lesbians are unable to marry legally because of inequality caused by prejudice and discrimination. So, for them to attain equality they will raise social conflict demanding equal rights like any other citizen of the society.
So, the correct answer is Social conflict.
The Answer Is Answer
Explanation: I Dont Need One