Tyco International CEO Dennis Koslowzki was convicted of fraud because he.

a. used company money to buy a $30 million estate in Florida
b. concocted accounting practices to overstate the company’s income over a four year period
c. forged dates to hide adjustments made in company accounts
d. abetted fraudulent schemes because he was afraid of losing his job

The correct answer is letter "B": concocted accounting practices to overstate the company’s income over a four year period.

Explanation:

Ex-Chief Executive Officer (CEO) of Tyco International Leo Dennis Kozlowski (born in 1946) helped the company to boost its profits thanks to his risky management style during the but Kozlowski took advantage of the economic prosperity of the company for his personal good. He purchased different acres in Florida and made Tyco purchase him a $30 million department in Manhattan, New York.  

Kolowski was charged for fraud in 2005 for rewarding himself with unauthorized bonuses for around $81 million in the 1997-2001 period.

answer/// equals both average variable cost and average total cost at their respective minimums;