You should watch both videos, but you only need to write about one of them. 
In an essay format, write in-depth about Hand Games – go into as much detail as possible by discussing the game, the purpose, the history and origin story, who would participate, the musical characteristics, etc. From your essay I should be able to understand how the game is played and what hand game music sounds like. Remember this is an essay question and your answer should be written in complete sentences not bullet points. (minimum 500 words)
or
In an essay format, write in-depth about Waila! Making the People Happy- go into as much detail as possible about the performers (including names), where the music originated, what nations are associated with its creation, a description of the musical influences that affected the performance, and specifics of the instrumentation used in the performance. Remember this is an essay question and your answer should be written in complete sentences not bullet points. Take care to showcase your in-depth understanding of musical and cultural analysis through this essay. (minimum 500 words)
NOTE: Make sure to watch the video and read the textbook before writing your paper. )