The Observation That Both Charophytes and Green Plants Contain Chlorophylls

The observation that both charophytes and green plants contain chlorophylls a and b is more consistent with which of the following claims?

A) These derived traits show that green plants evolved from ancient charophytes.
B) These shared traits show that green plants evolved from present-day charophytes.
C) The common ancestor of these two groups contained chlorophylls a and b.
D) These two groups are not closely related.