D. Sole proprietorship
A Sole proprietorship is also referred to as the sole trader. It is the simplest form of business ownership. The business is owned and managed by one person.
Legally, the sole proprietorship is not an independent entity. It means that the business owner is fully liable to the debts and obligations of the business.
Behavioral finance combines behavioral and cognitive psychological theory. It is reasoning's why people make irrational financial decisions. It is related to personal and family finance because people can make irrational choices there too!
Competition policy, public policy aimed at ensuring that competition is not restricted or undermined in ways that are detrimental to the economy and society.
Seconds, minutes, hours, days, weeks, and i'd say roughly 2 and a half months.