The global positioning system (GPS) is a space-based radio-positioning and time-transfer system. GPS satellites transmit signals to proper equipment on the ground. These signals provide accurate position, velocity, and time (PVT) information to an unlimited number of users on ground, sea, air, and space.
1. go back to the feedback you submitted
2.Locate the order, and then click remove
3.select a reason for the removal and click to remove the feedback button.
(But why would you write a rude comment in the first place to begin with?)
Explanation:
because of the visual appearance
