Educationist and their special educational contribution — choosecorrect : (A) Louis Braille (1) Handicapped learners (B) Helen Kellar (2) Deaf learners (C) Thomas Edison (3) Dumb and Deaf learners (D) Lal Adwani (4) Blind learners

• A. A - (2), B - (4), C - (1), D - (3)
• B. A - (3), B - (2), C - (4), D - (1)
• C. A - (4), B - (3), C - (2), D - (1)
• D. A - (2), B - (1), C - (3), D - (4)