Vector `vecA` is of length `2cm` and is `60^@` above the `x`-axis in the first quadrant. Vector `vecB` is of length `2cm` and `60^@` below the `x`-axis in the forth quardant. The sum of `vecA +vecB` is a vector of magnitude-

Options

A. `2` along `+y` axis
B. `2` along `+x` axis
C. `1` along `-x` axis
D. `2` along `-x` axis