Social Issues and Schemes:
Social issues are problems that affect many people within a society, and many government initiatives are geared towards mitigating these challenges.
Analysis of Options:
Corruption: While corruption is a severe societal ill, Cleanliness is much more social issue as sanitation and hygiene impact public health and social well-being directly.
Cleanliness: Cleanliness as a scheme impacts public health, sanitation, and overall environmental well-being directly linking it to social issues.
Population: Population management can be linked to socio-economic planning but Cleanliness is a more immediate social concern related to health and well-being.
Poverty: Poverty is a significant issue, this is largely economic issue as poverty has many aspects involving sanitation and hygiene.
Therefore, Cleanliness related schemes are more directly about improving sanitation and overall public health, as it directly impact societies.