2. Triethylamine [(CH₃CH₂)₃N] is a molecule in which the nitrogen atom is ___ hybridized and the CNC bond angle is ___
(A) sp³, 109.5°
(B) sp², 109.5°
(C) sp², ＜ 109.5°
(D) sp³, ＜ 109.5°
(E) sp, 109.5°

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