Answer:
The best way to go about breeding a pure species of rose with the trait that you want is to breed the roses with another species of flower that smells good.
Step-by-step explanation:
What do you mean by Traits?
Traits may be defined as the appearance or the manifestation of the desired characters.
This process of selecting the traits of your own choice is known as artificial selection. Through this technique, any individual can make the cross of their own desired characters.
Therefore, the best way to go about breeding a pure species of rose with the trait that you want is to breed the roses with another species of flower that smells good.