Which of the following does not follow the scalar chain?

(a) Functional structure

(b) Divisional Structure

(c) Formal organisation

(d) Informal organisation

Scalar Chain refers to a pre-defined, formal path of authority and communication in the order of highest to the lowest. Informal organisation do not follow a scalar chain as they arise out of informal relationship among the workers and managers. For example, it may arise from interaction which happens over lunch or an office party. Other structures such as formal organisation, divisional structure and functional structure follow a proper defined scalar chain.