What is the effect of the figurative language in the following quote from 12-year old Severn Suzuki in a speech to The Environmental Children's Organization?

"I'm only a child yet I know we are all part of a family, five billion strong, in fact, 30 million species strong and we all share the same air, water and soil."

It describes the things that humans do to harm the Earth.
It shows how people, animals, and the earth are all connected.
It shows exactly how many different species are living on Earth.
It creates an image of a family with a child who loves nature.

Question

What is the effect of the figurative language in the following quote from 12-year old Severn Suzuki in a speech to The Environmental Children's Organization?

"I'm only a child yet I know we are all part of a family, five billion strong, in fact, 30 million species strong and we all share the same air, water and soil."

 It describes the things that humans do to harm the Earth.
 It shows how people, animals, and the earth are all connected.
 It shows exactly how many different species are living on Earth.
 It creates an image of a family with a child who loves nature.