Which word in the sentence, if any, should be followed by a comma? his favorite pastime is chess a strategic game. a. is b. chess c. pastime d. there is no error in comma usage.

Consider the title and souce of the following articles. which one is most likely to exhibit a bias? (a) how to roast beef," by the food editor of a magazine (b) americans experiencing greater fatigue than previous generations, " by a harvard researcher (c) "americans' worsening eyesight not related to computer screen usage," by the public relations director of a major computer manufacturer (d) "sharing the burden: a history of cooperation," by a college professor