Answer:
b) pronombre
"todos" es un pronombre indefinido si no va junto con otro sustantivo
This answer is D because deber means - should; must; ought to
The correct way to say "those boots over there" is D. aquella botas.
I hope this helps!!
<em>-Camila</em>
Its actually A. pone el pie en el hueco D is wrong it means means to put your foot in everything