true or false


[tex] { { { { { { { { {?}^{?} }^{?} }^{?} }^{?} }^{?} }^{?} }^{?} }^{?} }^{?} [/tex]
Dinosaurs went extinct about 65 million years ago (at the end of the Cretaceous Period), after living on Earth for about 165 million years
[tex] {?}^{2} [/tex]

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