Carolus Linnaeus is known as the father of taxonomy primarily due to which of his contributions?

The suffix $-oideae$ is used for

Assertion : Taxon and category are different things.
Reason : Category shows hierarchical classification.

In which of the following systems of classification is each character given equal importance,and at the same time,hundreds of characters can be considered?

Assertion $(S)$: Carolus Linnaeus is known as the father of taxonomy.
Reason $(R)$: Linnaeus proposed the binomial nomenclature system and conducted extensive studies in classification.
$(A)$ Both $S$ and $R$ are true,and $R$ is the correct explanation of $S$.
$(B)$ Both $S$ and $R$ are true,but $R$ is not the correct explanation of $S$.
$(C)$ $S$ is true and $R$ is false.
$(D)$ $S$ is false and $R$ is true.

Select the correctly matched pair of organisms with their order.