In the following passage at certain points you are given a choice of three words marked (a), (b) and (c), one of which fits the meaning of the passage. We all like listening to 68.(a) lectures (b) theories (c) stories , and the person who is good 69.(a) on (b) at (c) by telling stories will always be a 70. (a) popular (b) good (c) necessary member of any company. The art 71. (a) on (b) of (c) at good story - telling covers much more than 72.(a) describing (b) making (c) showing up fabulous adventures. Choose the best word out of the three in 71.