Fishes represent which of the following taxonomic categories?

Assertion $(S)$: Kingdom is the largest taxonomic category.
Reason $(R)$: The major group that includes all other groups is called a Kingdom.
$(a)$ 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.
$(e)$ Both $S$ and $R$ are false.

Which of the following are the new taxonomic methods integrated with other branches of biology?

Which of the following $statement(s)$ is/are not correct?
$(i)$ Genus comprises a group of related species which has more characters in common in comparison to species of other genera.
$(ii)$ Three different genera such as Solanum,Datura and Petunia are placed in the family Malvaceae.
$(iii)$ In case of plants,classes with a few similar characters are assigned to a higher category called Division.

Which of the following options represents the correct sequence of taxonomic categories based on increasing similarity of characteristics?

$X$ being a higher category is the assemblage of families which exhibit a few $Y$ characters. The $Z$ characters are less in number as compared to different genera included in a family. Identify $X$, $Y$, and $Z$.