Which of the following statements describe the houses in Uttarakhand and Himachal Pradesh?

The correct options are
B The houses are usually double storyed
C The roofs are slopped to remove snow buildup
Uttarakhand and Himachal Pradesh are in mountainous regions. The houses are built with slanting roofs made of smooth rocks to remove snow buildup. The homes are double storeyed. Animals reared are kept on the ground floor to maintain the heat of the first floor.