Sebutkan beberapa adat batak (minimal 3) serta penjelasannya dalam bahasa inggris (kata-kata sendiri, bukan bahasa google)

-Tortor dance, Tortor dance is an Ancient Bataknese with gondang music (set of instrument) using for many ceremony or ritual such as ceremony before funeral. The participant usually use "Ulos" (traditional Bataknese fabric).

- Traditional ceremony "Manulangi" , ceremony for the elder where the children and grandchildren feed He/ She with the best food such as "Arsik" (fish cooked with turmeric and spices). It can be means that the descent hope the elder will has a good health, long live and also as a respect from them to the elder.  

- Traditional ceremony "Mangongkal Holi", in this occasion mostly the descent gathering together to digging the old grave and collecting all the bone pieces put in one  place (such as pottery), with prayer and music they will move it to a new place in monument or a big grave almost similar like a house.