-What Is the Vertex Of $\angle \mathrm { DEI }$

Multiple Choice

$\text { Refer to this figure to answer the question. Assume } \overleftrightarrow { \mathrm { CF } } \text { and } \overleftrightarrow { \mathrm { GJ } } \text { are parallel. }$


-What is the vertex of $\angle \mathrm { DEI }$ ?

A) I
B) $\mathrm { E }$
C) D