Which type of sensors are used for tracking the humanoid’s body and joints movement, its orientation, position and speed?

Which type of sensors are used for tracking the humanoid’s body and

1.	Which type of sensors are used for tracking the humanoid’s body and joints movement, its orientation, position and speed?
A.	mpu6050
B.	ECG monitoring sensor
C.	Proprioceptive
D.	Exteroceptive
Answer» D. Exteroceptive