If you were a farmer that wanted to promote the ripening of your fruit crop, which of the following hormones would be best to use?

W) Auxins [AWK-sins]

X) Cytokins [sy-tub-KY-nins]

Y) Gibberellins [jib-uh-REL-ins]

Z) Ethylene [eth-uh-ken]
Z) ETHYLENE