Question

building have wide foundation for safety

Answer 1

to increase area of contact of the building with the ground and since pressure is inversely proportional to the area of contact therefore pressure reduces, preventing the building from sinking in the ground..

Answer 2

yes building has a wide foundation for safety..

building has a wide and a thick foundation so that weight of the whole building is evenly spread
this also ensures stability to the building which makes it safe

hope it helped
thanks