Among the given statements, only 1 and 2 are correct as construction sector gave employment to nearly one-tenth of urban male workforce in India. Nearly one-fourth or urban female workers in India were working in manufacturing sector. While for rural women the work participation rate has declined from 32.7 % in 2004-2005 to 17.5 % in 2017-2018. PLFS is India's first computer-based survey which gives estimates of key employment and unemployment indicators like the labour force participation rate, worker population ratio, proportion unemployed and unemployment rate in rural households annually and on a quarterly basis for the urban households.