Answer:
D. free will.
Step-by-step explanation:
Humanists attempt to understand human psychology in terms of the need to have meaningful and fulfilling lives in human terms. The essence of humanism is making the best of the human condition on human terms. Outside, supernatural forces either don’t exist or are beyond human comprehension. According to humanists, people can make free choices, but they’re ultimately responsible for the results of such choices.
Penn Foster (2021). Psychology : On Being a Person.