28 The graph shows changes in the populations of plant and animal plankton in a lake. Consider the following statement in relation to the data provided by the graph. ‘Population changes in animal plankton lag behind similar changes in plant plankton because the animals feed on the plants.’ Into which category does the statement fall? A It is a reasonable interpretation of the data. B It is a restatement of the data, not an interpretation. C It is contradicted or not supported by the data. D More data are required in order for this interpretation to be made.