Want to shoot people, the whole body, with what focal length lens?

General medium focal length (85, 100, 135MM, etc. ) It is suitable for shooting portraits, because its perspective is not exaggerated (it can avoid over-emphasis on people's noses) and there is no distortion. Moreover, when shooting portraits, it is convenient to establish good emotional communication and spiritual contact with the subject, which is conducive to expressing the figure and facial features, facial expressions and skin texture of the characters and depicting their inner feelings and feelings.