Two square metal plates A and B are of the same thickness and material. The side of B is twice that of A. These are connected as shown in series. If the resistances of A and B are denoted by `R_(A)` and `R_(B)` then `(R_(A)//R_(B))` is :

Options

A. `1//2`
B. `2//1`
C. `1//1`
D. 4//1`

Answer

C