What Is the Value of C After the Following Code

Multiple Choice

What is the value of c after the following code executes?
A = [ 10, 20, 30 ]
B = [ 40, 50, 60 ]
C = a + b

A) [ 50, 70, 90 ]
B) {[ 10, 20, 30 ], [ 40, 50, 60 ]}
C) [ 10, 20, 30, 40, 50, 60 ]
D) ([ 10, 40 ], [ 20, 50 ], [ 30, 60 ])