which cover the largest number of organisms

In the hierarchy of classification, which grouping will have the smallest number of organisms with a maximum of characteristics in common and which will have the largest number of organisms ?

In the hierarchy of classification, which grouping will have the smallest number of organisms with maximum common characteristics and which will have the largest number of organisms?

In the hierarchy of classification, which grouping will have the smallest number of organisms with maximum common characteristics and which will have the largest number of organisms?

In the hierarchy of classification wheels grouping will have the smallest number of organisms with a maximum characteristics of common and which will have the largest number of organisms ?

Which of the following cover the greater number of organisms: Family or Phylum