How does heterosexuality shape the same-sex marriage debate?

INSTRUCTIONS:
Answer each of the following questions in 2 pages per response (12 pt. font, double-spaced, standard 1-inch margins). Draw on at least one course text AND in-class discussions for each response. Define all key terms. Include proper in-text citations and a references sheet, using APA format. Avoid using any texts or definitions that come from outside our course: this exam is an assessment of your mastery of our course materials and course concepts. It is also an assessment of your critical thinking skills.

QUESTIONS:
How does heteronormativity shape the same-sex marriage debate?
PLEASE DIVE INTO ANSWERING THE QUESTION, I HAVE UPLOADED TWO ARTICLES BUT USE ONE WHICH YOU CAN BEST ANSWER THE QUESTION, DO NOT USE OUTSIDE SOURCES AND PLEASE DEFINE HERTERONORMATIVITY WITHIN