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Statement-1: The modulus of the complex number \[z=\frac{1-i}{3+i}+4i\]is\[\sqrt{13}\].

Statement-2: Argument of z is\[ta{{n}^{-1}}\left( \frac{3}{4} \right)\].

A)  Both Statement-1 and Statement-2 are true and Statement-2 is correct explanation of Statement-1.

B)  Both Statement-1 and Statement-2 are true but Statement-2 is not correct explanation of Statement-1.

C)  Statement-1 is true, Statement-2 is false.

D)  Statement-1 is false, Statement-2 is true.