A real spring will continue to vibrate slightly after the mass has left it. How would this affect the results? (Select all that apply.)
a. The departing block leaves at a lower speed.
b. It increases the speed of the block as it leaves if the spring happens to vibrate outward at the right time.
c. It decreases the maximum height of the block.
d. It results in less energy being transferred to the block.
e. It increases the maximum height of the block.
f. It has no effect on the speed of the block.