Raju’s grandfather has weak eyesight and cannot see without spectacles. He has lost his spectacles. Which of these means of communication would help him to get updates?
A a and b
B a and d
C c and d
D All of these
Answer:C
Raju’s grandfather has weak eyesight and cannot see without spectacles. He has lost his spectacles. Which of these means of communication would help him to get updates?
A a and b B a and d C c and d D All of these