Which of the following best compares linnaeus's classification system to the classification system developed by carl woese and his colleagues in the 1990s?

Linneaeus developed a hierarchy of groups for taxonomy. To distinguish different levels of similarity, each classifying group, called taxon (pl. taxa) is subdivided into other groups. i..e, 

Linnaean taxonomy classifies organisms into kingdoms based on physical traits, while Woese’s classification sorts organisms into domains based on genetic differences. 

Linnaean taxonomy classifies organisms into kingdoms based on physical traits, while Woese's classification sorts organisms into domains based on genetic differences.

Explanation:

if your own plato the answer is b. the fern transitioned from sporophyte generation to gametophyte generation.