How many countries currently have national laws allowing same-sex marriage?

The current number of countries that have national laws allowing same-sex marriage is indeed 29. This figure reflects the progressive legal changes in various countries over recent years, where many have recognized the rights of same-sex couples to marry, marking a significant societal shift towards equality and acceptance. These changes often come as a result of broader movements advocating for LGBTQ+ rights, reflecting changing social attitudes and values around the world.

Choosing the correct answer aligns with current legal contexts and statistics regarding same-sex marriage across the globe. The exact number can vary slightly based on when the information is updated, but 29 is a solid and widely recognized count as of late 2023. This demonstrates a growing trend towards inclusivity and equal rights for all couples, regardless of sexual orientation.