EVS stands for Environmental Studies. As the name suggests, it is the study of the environment that refers to the surroundings in which we live. The components of the environment comprise everything that supports the survival of humans directly or indirectly. EVS in elementary education is visualized as an integrated subject area that draws upon insights from sciences (physical, chemical, and biological), social studies (history, geography, civics, etc), and environmental education (protection and conservation).As per of EVS curriculum, children at the Primary Stage are expected to; acquire awareness about immediate/wider surroundings through lived experiences on various themes and subthemes related to daily life for example Family, Plants, Animals, Food, and Water, Travel, Shelter, etc. Environmental studies is important to be studied at the primary level, as it gives information about our nature and also the men and environment relationship, It creates awareness among people as to how to protect and conserve our environment which is very important for our survival.Hence options A, B & C are the correct options for this question.