<prompt> Population of 1000 is covered by a Anganwadi workerb Health assistantc Trained Daid Village health guideabcadbcacd  <response>: Population of 1000 is covered by :Anganwadi workerTrained DaiVillage health guideAbout option bA Health assistant Per 30000 population in plains, and per 20000 population in hilly, tribal and backward areas. 