Read the following description of Michelle’s living room.

Source: freepik.com

This is Michelle’s living room. (1) There aren’t many furnitures in it because she likes to keep everything clean and tidy. (2) There are only a small cabinet, a big yellow couch, and a single sofa chair to sit with her family. Her cat would also rest on the couch because it is very comfortable. (3) There is no painting on the wall but Michelle prefers to add green plants to the decoration. They become new trends lately and her favorite is definitely a palm leaf. (4) There are also books on the wall. She usually reads them while enjoying a nice cup of tea in the morning. 

Which of the sentence numbers above is not grammatically correct?