Read the introduction carefully. Which sentence improves this introduction?
In his short essay, "Mars: The Final Frontier," Kent
Nebergall, with the Chicago Society for Space
Studies, uses hard scientific data and clearly argued
logic. Nebergall drives home his points economically
but eloquently
Nebergall is an armchair Mars enthusiast with a
career as a business analyst.
O Nebergall argues convincingly that Mars is the las
best hope for the survival of humanity.
* I think that Nebergall is a brilliant scientist who
needs to be recognized.
O Nebergall avoids using pathos in his essay