The exercise is to decide whether the question accepts the proposed suggestion as a correct answer. If yes, write "True", otherwise write "False".
Question: what are the 4 eras of time which one do we live in
Suggestion: For example, the boundary between the Cretaceous period and the Paleogene period is defined by the Cretaceous–Paleogene extinction event , which marked the demise of the dinosaurs and many other groups of life.
