5. Which of these elements is found in its natural state as a gas? A. argon (Ar)
B. boron (B)
C. phosphorus (P)
D. potassium (K)

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be

wher is the rest of the question

the answer is c

tell me if wrong