Use the Following Information to Answer the Questions Below

Use the following information to answer the questions below.
You are investigating the differences between three organic compounds. They all have the same carbon skeleton but have differences in their functional groups.
-The second molecule is hydrophobic and has acidic properties. It most likely has

A) no functional groups attached and is a hydrocarbon.
B) at least one carboxyl group.
C) at least one amino group.
D) at least one carbonyl group.
E) phosphates.