Answer the following question given this paragraph: 

Today, these ideas about electrons are represented by the electron cloud model. The electron cloud is an area around the nucleus where electrons are likely to be. Figure below shows an electron cloud model for a helium atom.


Q: What is the area around the nucleus of an atom where electrons are likely to be, called?

 Choices:

- electron wave

- electron membrane

- electron pocket

- electron cloud

A:
electron cloud
