Question: 
Consider the following statements
$1$. The number of polluted stretches in India’s rivers has fallen from $351$ in $2018$ to $311$ in $2022$.
$2$. Gujarat and Uttar Pradesh had the maximum number of ‘Priority $1$’ river stretches ($6$).
$3$. The higher value of BOD indicates water's high dissolved oxygen content.
Which of the above statements is/are correct?

Consider the following statements. 

$1$. The Central Government has made Digital capturing of the attendance of workers under MGNREGS universal from $1$ January $2023$. 

$2$. The NMMS App permits taking real-time attendance of workers at MGNREGA worksites with geo-tagged photographs.

$3$. The Social Audit of MGNREGA works is not mandatory.

Which of the above statements is/are correct?