The correct answer is: A) Arts and cultural activities in schools.
The Sargadhara scheme is a government initiative in Kerala that aims to promote arts and cultural activities in schools. The scheme provides financial assistance to schools to organize arts and cultural events, and also offers training and workshops for teachers and students in the arts. The scheme has been successful in promoting arts and culture among students, and has helped to improve the quality of arts education in Kerala.
Option B is incorrect because the Sargadhara scheme does not promote sports development. However, there are other government initiatives in Kerala that do promote sports development, such as the Rajiv Gandhi Sports Complex.
Option C is incorrect because the Sargadhara scheme does not promote science education. However, there are other government initiatives in Kerala that do promote science education, such as the Kerala State Council for Science, Technology and Environment.
Option D is incorrect because the Sargadhara scheme does not promote environmental awareness. However, there are other government initiatives in Kerala that do promote environmental awareness, such as the Kerala State Pollution Control Board.