What is the correct statement about usb interface

What is the correct statement about the usb interface?

The correct statement about the USB interface is that "the USB interface can be used for hot plugging and plugging".

The USB interface has a rectangular appearance and is a serial interface; the maximum transmission distance depends on the power supply capacity of the motherboard interface and the quality of the extension cord, as well as the USB device itself. Through an extender, large equipment can reach dozens of meters. Even a transmission distance of 100 meters.

Related introduction:

Universal Serial Bus (English: Universal Serial Bus, abbreviation: USB) is a serial bus standard and a technical specification for input and output interfaces. It is widely used It is applied to information and communication products such as personal computers and mobile devices, and has been extended to photographic equipment, digital TV (set-top boxes), game consoles and other related fields. The latest generation is USB 3.1, with a transmission speed of 10Gbit/s, a three-stage voltage of 5V/12V/20V, and a maximum power supply of 100W. The new Type C plug type is no longer divided into positive and negative.

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