In the binomial nomenclature of an organism,whose name is written in an abbreviated form after the specific epithet?

In which of the following are the works of Bentham and Hooker $NOT$ useful?

The scientific name of the mango plant is $Mangifera$ $indica$ $(Linn.)$ $Santapau$. In the above name,$Santapau$ refers to:

What is a species?

Read the following statements:
$(i)$ Lower the taxon, more are the characteristics that the members within the taxon share.
$(ii)$ Order is the assemblage of genera which exhibit a few similar characters.
$(iii)$ Cat and dog are included in the same family Felidae.
$(iv)$ Binomial Nomenclature was introduced by Carolus Linnaeus.
Which of the following statements are $NOT$ correct?

Brassica campestris Linn
$(a)$ Give the common name of the plant.
$(b)$ What do the first two parts of the name denote?
$(c)$ Why are they written in italics?
$(d)$ What is the meaning of Linn written at the end of the name?