Suppose the Triangles Shown Are Similar, with Angle $A=$ Angle $D$ , Angle

Multiple Choice

Suppose the triangles shown are similar, with angle $A=$ angle $D$ , angle $B=$ angle $E$ , and angle $C=$ angle $F$ . Answer the question.
- What is the length of side EF?

A) 203
B) 139
C) 39
D) $\frac{1}{2}$