?Read the article below about leadership lessons for the 21st century. ?In most of the lines 41-52 there is one extra word. It is either grammatically incorrect or does not fit in with the meaning of the text. Some lines, however, are correct. ?If a line is correct, write CORRECT on your Answer Sheet. ?If there is an extra word in the line, write the extra word in CAPITAL LETTERS on your Answer Sheet. Leadership Lessons for the 21st Century Correct There are some leadership lessons for managers in the business world Which for the 21st century. The most important lesson is to treat the people which 41 you do business with as if they were members of your family own. 42 Prosperity depends on to how much understanding one receives from 43 the people with whom one conducts business. Remember that 44 after-sales service is more important rather than assistance before sales. 45 It is through such service so that one gets permanent customers. Don't 46 sell customers goods that they are attracted to. Sell them goods that 47 will benefit them from. To be out of stock is due to carelessness. If this 48 happens up, apologize to the customers, ask for their addresses, and tell 49 them that you will deliver the goods on immediately. It's not enough 50 to work conscientiously. No matter what kind of job, you should 51 think of yourself as being completely down in charge of and responsible 52 for your own self work. If we cannot make a profit, that means we are committing a sort of crime against society. We take society's capital, we take their people, we take their materials, yet without a good profit, we are using precious resources that could be better used elsewhere. (41)