Argument: people from japan have, on average, the longest lifespan of all the people on earth. statistic: in japan, the average life expectancy for men and women, respectively, is 84 and 88 years. a. valid b. too small c. lack basis for comparison

The answer is most logically option C. This is because while the argument does feel like it is backed up with the statistic, there are no other statistics given for other countries. The argument lacks the information needed.

you need to explain that more, your grammer just needs to be close to perfect.

c is the answer because first she would blush to make the reader wonder why which they find out in the next line.