a. Pressing a virtual button |
b. Twisting a virtual dial |
c. Pressing a virtual button and Twisting a virtual dial |
d. Neither Twisting a virtual dial nor Pressing a virtual button |
Answer: Pressing a virtual button |
a. Pressing a virtual button |
b. Twisting a virtual dial |
c. Pressing a virtual button and Twisting a virtual dial |
d. Neither Twisting a virtual dial nor Pressing a virtual button |
Answer: Pressing a virtual button |