Tell Whether the Statement Is True or False $\mathrm { A } = \{ 6,7,8,9,10,11 \} , \mathrm { B } = \{ 8,10,12 \} , \mathrm { C } = \{ 6,7,9,11 \} , \mathrm { D } = \{ 6,11 \}$

True/False

Tell whether the statement is true or false.
-Let $\mathrm { A } = \{ 6,7,8,9,10,11 \} , \mathrm { B } = \{ 8,10,12 \} , \mathrm { C } = \{ 6,7,9,11 \} , \mathrm { D } = \{ 6,11 \}$ , and $\mathrm { U } = \{ 6,7,8,9,10,11,12 \}$
$$C \subset \varnothing$$