In a \( \triangle A B C \), point \( D \) is on side \( A B \) and point \( E \) is on side \( \...

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In a \( \triangle A B C \), point \( D \) is on side \( A B \) and point \( E \) is on side \( \mathrm{AC} \), such that \( \mathrm{BCED} \) is a trapezium. If \( \mathrm{DE}: \mathrm{BC} \) \( =3: 5 \), then Area \( (\triangle \mathrm{ADE}): \) Area \( (\square \mathrm{BCED})= \)
a. \( 3: 4 \)
b. \( 9: 16 \)
c. \( 16: 9 \)
d. \( 9: 25 \)
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