2021 Environment - Hygiene and public health

On the basis of the passage given above, the following assumptions have been made :1. People who are obsessed with personal hygiene tend to ignore the community hygiene.2. Emergence of multi-drug resistant germs can be prevented by personal cleanliness.3. Entry of the market in the domain of hygiene increases the risk of infectious diseases.4. Scientific and micro-level interventions are not sufficient to bring down the burden of infectious diseases.5. It is community hygiene implemented through public health measures that is really effective in the battle against infectious diseases.Which of the above assumptions are valid ?

• 1 and 2 only
• 3 and 4 only
• 4 and 5 only
• 1, 2 and 4 only