In the bai (drink), which is the most healthy? ?

answer; (c); to assure that workers have the right to a safe workplace and that it is the employer's responsibility to provide safe and healthy workplace;

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.