If a botanist has to nomenclate a similar species,he will use

Which option provides the correct answers to the following questions regarding a species?
$(i)$ What kind of offspring is a species capable of producing?
$(ii)$ What kind of individuals are included in a species?
$(iii)$ In some cases,what name is written after the species name?
$(iv)$ What is the species name of sunflower?

What is a species?

Genus represents

Which of the following represents the order of a horse?

Who among the following is known as the father of taxonomy?