Which of the following pairs of organism and its order is correctly matched?

The smallest basic unit of classification is ......

Taxonomy deals with

Gorillas,chimpanzees,monkeys,and humans belong to the same ..........

Given below are two ways of writing the scientific name of Mango. Identify the correctly written name.
$A) Mangifera \, Indica$
$B) Mangifera \, indica$

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.