How can different methods of packet capture be useful, and why might one be chosen over another?

Analyzing network traffic and understanding packets is an important task for IT security professionals. Illegitimate hackers also use network traffic to steal information and/or to about an organization’s network infrastructure. Answer the following question in this paper: 1. How can different methods of packet capture be useful, and why might one be chosen over another? 2. How can the understanding of the OSI model inform a discussion of packet capture? Attached are my lecture notes.