I wanna say D.
Sorry if I’m wrong:(
Answer: The major problem in Mumbai is the growth of squatter settlements known in India as SLUMS. These slums come with many issues for people including the lack of planned access to clean water and sanitation systems, poor health, lack of education, unemployment and the prospect of crime.
Challenging Conditions in the slums:
1. Lack of sanitation is the major issue.
2. Lack of access to clean water.
3. Lack of legal rights.
4. Poor Health.
5. Unemployment and Poor Quality Work.
HOPE IT HELPS YOU☺️
If I would have the chance to encourage people I would like them to use renewable energies that are good for the environment and enlighten them to use automobiles that respond to this.
Second, I would invite them to get more ideas and do output on recycling used materials that can be found in their garbage.
Oceans, rivers, valleys, mountains, plains, hills and glaciers are some examples.