How does specialization by workers benefit the firms employing them?
workers are happier and demand less pay when they are allowed to specialize at specific tasks.
governments give subsidies to firms in order to encourage specialization by workers.
workers who specialize become more efficient and thereby increase productivity.
workers who specialize suffer much less illness than other workers and thereby save the firm the cost of days lost due to sickness.

Amaster's degree candidate needs to conduct a research project for her master's thesis. she is interested in the types of junk food available to the public. she plans on going to the local convenience stores and asking the owners what types of junk food the store normally stocks and which are the biggest sellers. identifiers will not be collected. this study would fall under which of the following? a. expedited review b. exempt review c. full board review d. not human subjects