Which of the following fall under the marketing umbrella! A. Finance and operations
B. Customer service and production
C. Public relations and advertising
D. Human resources and administration
Please help asap!!!

According to the research in strategic human resources management,answers: firms that are able to use human resource practices to develop socially complex human and organizational resources are able to gain competitive advantage over firms that do not engage in these practices.firms that are able to use human resource practices to develop socially simplistic human and organizational resources are able to gain competitive advantage over firms that do not engage in these practices.firms that are able to use human resource practices to develop socially complex human and organizational resources gain little advantage over firms that do not engage in these practices.firms that are able to use human resource practices to develop socially complex human and organizational resources are at a competitive disadvantage when compared to firms that do not engage in these practices.

Find the interest rate for a $4000 deposit accumulating to $5234.58, compounded quarterly for 9 years

Neon light company of kansas city ships lamps and lighting appliances throughout the country. ms. neon has determined that through the establishment of local collection centers around the country, she can speed up the collection of payments by one and one-half days. furthermore, the cash management department of her bank has indicated to her that she can defer her payments on her accounts by one-half day without affecting suppliers. the bank has a remote disbursement center in florida. a. if neon light company has $2.90 million per day in collections and $1.18 million per day in disbursements, how many dollars will the cash management system free up?