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Math·Geometry and Trigonometry·Lines, angles, and triangles

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Triangles $ABC$ and $DEF$ are similar, where $A$ corresponds to $D$, and $B$ corresponds to $E$. The measure of angle $A$ is $26^{\circ }$, and $AB=4$. Which of the following statements must be true?
I. The measure of angle $D$ is $26^{\circ }$.
II. $DE=4$

A

I only

B

II only

C

I and II

D

Neither I nor II