PLEASEEEEE HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP!!!!!!!!!!!!!!!!!
Which would not be possible if the triceps muscle were severed?

a
bending the forearm toward the shoulder
b
opening and closing the hand
c
rotating the thumb
d
extending the arm straight out

Respuesta :

D
Extending the arm straight out would be my answer

Hopes it help
D is the correct answer :extending the arm straight out