Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes

Positive feedback mechanism.

Explanation:

Feedback mechanisms are important as they maintains the homeostasis of the organism. Two main types of feedback mechanism are positive feedback mechanism and negative feedback mechanism.

The suckling of newborn increases the milk production in the female body. This is an example of positive feedback mechanism in which the final output increases the original stimulus.

Thus, the answer is positive feedback mechanism.

c. the initial amount of money placed in the savings account