Read the text and determine if the sentence is true (see options at the end):

The human species may be more than 100,000 years old but the bulk of its numerical growth has come in just the last few decades: 2.6 billion of today's 5.6 billion people have been born since 1960.

Sentence: Humans have only been around for 50 years.
Possible answers:
 + Yes.
 + It's impossible to say.
 + No.
No