Mainstreaming is a term associated with

Career education
Education for handicapped
Inter-age class groupings
Environmental education

The correct answer is B. Education for handicapped.

Mainstreaming is the practice of educating students with disabilities in regular classrooms alongside students without disabilities. It is based on the belief that all students can learn and benefit from being educated together.

Career education is a type of education that prepares students for the world of work. It includes courses on such topics as career exploration, job skills, and workplace readiness.

Inter-age class groupings are classrooms that include students of different ages. This type of grouping can be beneficial for students because it allows them to learn from and interact with students of different ages and abilities.

Environmental education is a type of education that focuses on the environment. It includes courses on such topics as ecology, conservation, and sustainability.

Mainstreaming is a term associated with education for handicapped because it is a practice that is designed to include students with disabilities in regular classrooms. This practice is based on the belief that all students can learn and benefit from being educated together.