What Conclusion Did Harry Harlow Reach Based on His Research

What conclusion did Harry Harlow reach based on his research with infant monkeys?

A) Monkeys will seek food at any cost,illustrating an innate tendency for survival.
B) When deprived of a caregiver,monkeys will die within an average of six weeks.
C) Contact comfort was more important than food for monkeys during this developmental stage.
D) Availability of food is the basis for forming attachment with a caregiver.