Which of the following is the BEST example of a transition?

Which of the following is the BEST example of a transition?

Now that we have learned about the dangers of owning a full$-$grown giraffe as a pet, let us learn about the benefits of petite lap giraffes due to their small size.

Recently, the national geographic website reported in July of $2001,$ that a $2-$foot$-$tall giraffe was found prancing around African terrain.

First, we will learn about the dangers of having a giraffe as a pet, next we will explore the benefits of petite lap giraffes, and lastly we will discuss how great it would be if petite lap giraffes were real.

Because they are loved by many, petite lap giraffes should be able to be purchased as pets.