Again, review the DFDs you developed for the Petrie$$s Electronics case $($or those given to you by your instructor$).$ Use these DFDs to identify the attributes of each of the six entities listed in this case plus any additional entities identified in your answer to Case Question $7-48.$ Write an unambiguous defi$-$ nition for each attribute. Then, redraw PE Figure $7-1$ by placing the six $($and additional$)$ entities in this case on the diagram along with their associated attributes.