It includes CubeMX, Code editor, GCC Compiler and Debugger within the same environment.

None of these statements.

It includes a visual pin configuration interface called CubeMX which configures the hardware and generates software initialisation code for the project.

It allows you to configure peripherals, generate initialisation code, write application logic, build, flash and debug, all within one environment.

It includes a Debug Perspective which is typically used for viewing variables, memory and registers during debugging.

It is an all in one integrated development environment (IDE) for STM32 microcontrollers.