GIVING BRAINLIEST PLS ANSWER What would most likely prevent the outside-in model from becoming an accepted scientific theory? (3 points)

Select one:
a. Multiple observations of water vapor being ejected by volcanoes
b. Observing that a single volcanic eruption increased water vapor levels
c. Finding multiple comets in our solar system that contain water
d. Finding that water extracted from a single comet is not similar to ocean water