Which one of the following is not true for the square ABCD given below?

• A.  \[\text{AB}+\text{BC+CD}=3\times \text{AD}\]
• B.  \[\angle \text{ABC}+\angle \text{ADC}=\angle \text{BAD+}\angle \text{BCD}\]
• C.
• D.  \[\angle \text{ABC}+\angle \text{BCD}+\angle \text{ADC}=360{}^\circ \]
• E. None of these