Assessment is the process of gathering, interpreting, recording, and using information about a learner's response to an educational task.It helps in diagnosing the gaps in realizing the objectives of EVS and taking necessary measures to provide feedback to students about their progress and also motivating and guiding them in future learning. Objectives of unit tests?It helps in modifying the learning activities to improve student achievement.The main purpose is to assess the student's learning and progress and make inferences about the learning and development of students.To develop a deep understanding of children's knowledge understanding and what the teacher can do with their knowledge.It serves as feedback for the students, teachers as well as parents.Hence, we conclude that the most suitable objectives for taking these tests are A, B, and C.