Question

which of these is most likely to become a carbon film? a dinosaur leg bone a sea creatures shell a flowering plant a tree trunk

Explanation:

Carbon - films are formed when organisms with a large amount of organic material are compressed. Flowering plants have a relatively high - proportion of organic matter compared to bones and shells. While a tree trunk can also form carbon - films, flowering plants have soft tissues that are more easily compressed into carbon - films under the right geological conditions.

Answer:

a flowering plant