Which type of technology relies on line-of-sight transmission?

According to your text, modern marketing has its roots in all BUT which of the following?

A) anthropology B) economics C) psychology D) sociology E) statistics

The easiest way to begin investing and building wealth is by

A) inheriting from your grandparents. B) buying high growth stocks early and often. C) spending less than you make and invest excess cash flow on a routine monthly basis. D) investing in high yield bonds.