Consider the following statements about Li-Fi-
(i) It uses normal bulbs to transfer data.
(ii) This technology uses visible spectrum of light.
(iii) The speed of Li-Fi is slower than Wi-Fi.
(iv) It is expected to be cheaper than Wi-Fi.
Choose the correct statement -
1
(ii) and (iii)
2
(iii) and (iv)
3
(i) and (ii)
4
(ii) and (iv)