Write the Standard Form of the Equation of the Circle $( x - 3 ) ^ { 2 } + ( y - 1 ) ^ { 2 } = 49$

Multiple Choice

Write the standard form of the equation of the circle with the given characteristics.
Center:(3, 1) ; Radius: 7

A) $( x - 3 ) ^ { 2 } + ( y - 1 ) ^ { 2 } = 49$
B) $( x - 3 ) ^ { 2 } + ( y - 1 ) ^ { 2 } = 7$
C) $( x - 3 ) ^ { 2 } + ( y - 1 ) ^ { 2 } + 7 = 0$
D) $x ^ { 2 } + y ^ { 2 } = 0$
E) $( x - 3 ) ^ { 2 } + ( y - 1 ) ^ { 2 } - 49 = 0$