In an , dots around an element's symbol indicate the number of valence electrons in an atom.

Bohr Diagram

Explanation:

Is a Diagram where you put the element in the middle and rings with dots around the outside representing shells and the number of electrons. Almost always taught at middle school/High school.

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.