At each level of the ics organization, individuals in positions of primary responsibility have distinct titles. using specific ics position titles serves three important purposes: •the use of distinct titles allows for filling ics positions with the most qualified individuals rather than by rank. •standard position titles are useful when requesting qualified personnel. •
a. titles provide a common standard for all responders.
b. distinct

The correct answer to this question is letter "a. titles provide a common standard for all responders." 

At each level of the ics organization, individuals in positions of primary responsibility have distinct titles. using specific ics position titles servesthree important purposes:
•the use of distinct titles allows for filling ics positions with the most qualified individuals rather than by rank.
•standard position titles are useful when requesting qualified personnel. 
*titles provide a common standard for all responders.