Which Attribute of Fungi Makes Them Important in Reforestation

Multiple Choice

Which attribute of fungi makes them important in reforestation?

A) They release carbon dioxide into the atmosphere.
B) They trap and store heavy metals that would otherwise be toxic to trees.
C) They secrete antibiotics that kill soil bacteria harmful to tree roots.
D) They are important for the establishment and subsequent growth of tree seedlings.
E) Fungi, in the form of lichens, can be used as biological indicators of pollution levels.