The component of a vector \(r\) along \(x\)-axis will have maximum ...

The component of a vector \(r\) along \(x\)-axis will have maximum value if

A. \(r\) is along positive \(y\)-axis

B. \(r\) is along positive \(x\)-axis

C. \(r\) makes an angle of \(45^{\circ}\) with the \(x\)-axis

D. \(r\) is along negative \(y\)-axis