$19.$ Commonly used process flow chart symbols include those for:

a$)$ Equipment $/$ operations $/$ inspection $/$ insertion $/$ storage

b$)$ Operations $/$ movements $/$ inspection $/$ delays $/$ storage

c$)$ Movements $/$ operations $/$ equipment $/$ storage $/$ inspection

d$)$ Responses $/$ movement $/$ inputs $/$ outputs $/$ inspection

e$)$ Operations $/$ priority $/$ delays $/$ storage $/$ inspection