Task: Class Definition Understanding (ontology: Earth_Environment/EnvironmentOntology)

Which of the following definitions best describes 'floeberg'?

A. A mass of sea ice which 1) is less than 2 meters in thickness and 2) forms along the coast, where it is attached to the shore, to an ice wall, to an ice front, or between shoals or grounded icebergs.
B. A the concept mass which is composed primarily of sea ice.
C. An the concept is a compound containing at least one carbon-chalcogen bond.
D. An ice mass which is composed of a large amount of sea ice in the form of a hummock or a group of such hummocks, frozen together and separated from any surrounding ice by sea water.

Answer: An ice mass which is composed of a large amount of sea ice in the form of a hummock or a group of such hummocks, frozen together and separated from any surrounding ice by sea water.