Which change causes a movement along the demand​ curve?

Therefore, a movement along the demand curve will occur when the price of the good changes and the quantity demanded changes in accordance to the original demand relationship. In other words, a movement occurs when a change in the quantity demanded is caused only by a change in price, and vice versa.

A movement along the demand curve is caused by a change in PRICE of the good or service. A shift in the demand curve is caused by a change in any non-price determinant of demand. The curve can shift to the right or left. the tendency for the quantity supplied of a good in a market to increase as its price rises.

answer; ///(c) i believe its it ignores cash flows following the payback period;