The voltage across the resistor R is:

• A. \(\frac{1}{{\sqrt 3 }}\angle 0^\circ \;V\)
• B. \(\frac{1}{{\sqrt 2 }}\;\angle 0^\circ \;V\)
• C. \(\frac{1}{2}\angle 45^\circ \;V\)
• D. \(\frac{1}{{\sqrt 2 }}\angle 45^\circ \;V\)