pyq/2019/prelims/95

In the context of wearable technology, which of the following tasks is/are accomplished by wearable devices?

1. Location identification of a person

2. Sleep monitoring of a person

3. Assisting the hearing impaired person

Select the correct answer using the code given below:

(A) 1 only

(B) 2 and 3 only

(C) 3 only

(D) 1, 2 and 3