Which vitamin prevents rickets and is formed from the sun’s ultraviolet rays? vitamin a vitamin k vitamin d vitamin b

a1 = unhealthy

a2= healthy

a3= healthy

out of the choices i'd say d the ability to set goals, mainly because to desire to continue you need motivation but it isn't motivation in that part, but setting goals means you have an endgame and you want to reach it which sums up motivation.

not quite sure but i think its