Give the organic product for the following reaction CH₃CH ₂COOH + CH₃CH ₂CH ₂NH ₂
A) CH ₃CH ₂NHCH ₂CH ₂CH ₃
B) CH ₃CH ₂CON(CH ₂CH ₂CH ₃)2 C) CH ₃CH ₂CH ₂CONHCH ₂CH ₃
D) CH ₃CH ₂CONHCH ₂CH ₂CH ₃
E) CH ₃CH ₂N(CH ₂CH ₂CH ₃)2