Question

16. In which areas stilt houses are build -
(a) Plain area
(b) Mountainous area
(c) Coastal area​

Answer 1

Answer:
Mountain area

Explanation :
Because of the snow which lands in houses get slides down

Mark me as branliest if you want XD

Answer 2

Answer:

costal areas ( C )

Explanation:

Short definition: Coastal areas are local administrative units (LAUs) that are bordering or close to a coastline. A coastline is defined as the line where land and water surfaces meet (border each other). ... All other municipalities are non-coastal.