With reference to 'LiFi', recently in the news, which of the following statements is/are correct? 1. It uses light as the medium for high-speed data transmission. 2. It is a wireless technology and is several times faster than 'WiFi'. Select the correct answer using the code given below.
a
1 only
b
2 only
c
Both 1 and 2
d
Neither 1 nor 2
Science & TechnologyCommunication TechnologyLiFiWiFilightdata transmissionwireless technologyvisible light communication