Which scientific term is used for a convenient category for the study of organisms?

Plants belonging to different classes,with a few similar characters are assigned to a category called

The term $Taxon$ for plants was given by .........

Assertion $(A)$: Linnaeus is known as the father of taxonomy.
Reason $(R)$: Linnaeus developed the binomial nomenclature system for the scientific naming of organisms.
Which option is correct for Assertion $(A)$ and Reason $(R)$?

"Homo sapiens" implies

Define and explain the following taxonomic term: Family.