Evidence of Water on Mars During Its Ancient Past Includes

Evidence of water on Mars during its ancient past includes all of the following EXCEPT one.Which is the exception?

A) The polar caps appear to contain large amounts of frozen water.
B) Minerals observed by Opportunity on the Martian surface are those generally formed in a liquid environment.
C) Some of the landing areas resemble dry lake beds.
D) Shallow pools of liquid water have been discovered on a portion of the Martian surface where temperatures remain above freezing.