[Questions 4 through 6 were asked those in private dwellings]
5. The walls of the dwelling are made of:
Read the question and each of the alternatives. Wait for an answer. Mark with an X the number corresponding to the predominant material in the construction of the house exterior walls. The following types of walls construction materials were considered: concrete block, brick, wood/zinc, adobe, reed/sticks/bamboo/palm, weaved sticks (mud and wattle), tin/cardboard/paper/canvas/bark, other materials.
There should be only one answer.