What does the large circle mean in a process map?

Question $17$Answer

a$.$

A controlled delay in the process where material is received into and issued from a store.

b$.$

A main step in a process, method, or procedure where a change in $$state$$ occurs.

c$.$

An inspection for quality and$/$or a check for quantity.

d$.$

A movement between parts of the process.

e$.$

An uncontrolled delay in the process.