If you expect a stock's price to rise, it would be better to purchase a call on that stock than to purchase a put on it

A seasonal index for a monthly series is about to be calculated on the basis of three years' accumulation of data. The three previous July values were 110, 135, and 130. The average over all months is 160

What is the approximate seasonal index for July?

When an organization has an interest in increasing the efficiency and speed of communication between managers at different levels and in different departments, then ________

A) upward communication works best B) diagonal communication should be used C) lateral communication is ideal D) upward communication works the fastest