please solve this for me and qn 4 sector is IT security

In total, I expect your responses to 300 words PER question. Analysis Questions Explain why a project sponsor might consider PM expertise as contract only and not full time, in-house? Why would a company see value in using a PM if all the technicians understand how to install an HVAC system, what value does the PM bring? Hl/AC refers to the air conditioning systems we referenced in class. Discuss the role of PM services in managing customer experiences? Can a PM ensure that service and support requests are handled effectively? In your opinion, what is the BIGGEST challenge you will face when working in your sector? How useful is MERX in finding new projects in the Canadian market