During a meeting, tammy, a branch manager for usa bank, pointed to the corporate organization chart on the wall. tammy remarked that "these people provide advice, recommendations, and research for us, and they are indicated with a dotted line. laura (our ceo) and the vice presidents of our organization are up here, indicated on the organization chart by a solid line vertical line." _______ are indicated on the organization chart by a solid line ____, and ______ are indicated by a dotted line