Which of the following is not a primary amine?

	Which type of product would you expect to obtain from the reductive amination of an aldehyde using NH3?      A tertiary amine.    A primary amine.    A quaternary ammonium salt.    A secondary amine.

	Which of the following compounds may undergo exchange with D2O leading to the disappearance of a signal in the ^1H NMR spectrum of the compound?      N,N-Dimethylbutylamine.    Et4NCl.    3-Pentylamine.    Triethylamine.