A Rectangular Horse Pen Is to Be Fenced and Divided $=24.1$

A rectangular horse pen is to be fenced and divided into five partitions as shown. The length of the fenced- in area is to be twice the width, and the total amount of fencing to be used is 290 feet. Find the length and width of the fenced- in area.

A) length $=24.1$ feet, width $=12$ feet
B) length $=58$ feet, width $=29$ feet
C) length $=64.4$ feet, width $=32.2$ feet
D) length $=31$ feet, width $=29$ feet