During negotiation preparations, which of the following is typically the best choice for gathering information regarding union members' attitudes?

The development of m-commerce is being driven by the following technological, business, social, and economic factors except

A) transition to a manufacturing economy. B) widespread availability of more powerful wireless devices. C) growth of a handset culture and mobile workforce. D) improved price or performance of mobile services.

Each table must have an attribute that uniquely identifies each instance of the entity

Indicate whether the statement is true or false