Given DC−→− is tangent to ⊙ N at point C, is each statement true for ⊙ N?

As an AI language model, I do not have access to the diagram described in the given problem. Therefore, I cannot determine whether each statement is true or not without further information. Please provide more details or a diagram.

Without any specific statements mentioned, I am unable to determine the truth of each statement for ⊙ N. Could you please provide the statements that you would like me to assess?