Words That Denote Concrete Objects, as Opposed to Abstract Words

Words that denote concrete objects, as opposed to abstract words, can be encoded into memory twice, once in terms of their verbal attributes and once in terms of their image-based properties. This:

A) Increases the likelihood that the words will be recalled or remembered
B) Causes a problem because of interference between the verbal and imagery properties
C) Concrete objects cannot be encoded this way
D) Both concrete and abstract words can easily be encoded in this way