How do you think riis's account might have contributed to social
reforms for tenement housing?

Rii's account formed tenement house commission which also led to the formation of tenement house department.

Explanation:

Rii led to the social reforming in the field of tenement housing. For this purpose, he led to the formation of tenement house commission. This further led to the formation of tenement house department in the year 1901.

According to the houses designed by them, the houses would ease the problem of crowding. The house would also have the facilities of fire safety, and would have sanitation. These houses would also have the access to air and light.

a politically correct answer.

northernmost part (disputed, administered) - near indira col, siachen glacier - 35.674520°n 76.845245°e

northernmost part (disputed, claimed) - dafdar near beyik pass - 37°24′00″n 75°24′00″e

northernmost part (undisputed) - near dharwas, chambal district - 33.24902°n 76.82704°e

southernmost part (mainland) - cape comorin - 8.06890°n 77.55230°e

southernmost part - indira point in the nicobar islands - 6.74678°n 93.84260°e

distance between:  

1 & 4 - 3070 km

1 & 5 - 3654 km

2 & 4 - 3269 km

2 & 5 - 3885 km

3 & 4 - 2801 km

3 & 5 - 3430 km

explanation:

uncle sam would be tossing and turning in his grave : *)