Correct option is C
The correct answer is Czech Republic.
Information Booster:
- The Czech Republic became the first post-communist country in the EU to legalize same-sex marriage.
- On 23rd May 2015, the Republic of Ireland became the first-ever country to constitutionally legalize same-sex marriage in the world.
- On 24 May 2019, Taiwan became the first Asian country to legalize same-sex marriage.
- The constitutional court ruled that same-sex couples also have the right to legally marry as per the constitutional right to freedom and equality.