What patterns did David Attenborough find in the fossils as a boy in an abandoned quarry? choose which one is correct fr

[answerhappygod]

What patterns did David Attenborough find in the fossils as
a boy in an abandoned quarry? choose which one is correct from the
following
1 Many maladapted
species going extinct
2 Species increased in
fitness as time progressed
3 The slow steady change
in species through layers
4 Species evolving into
more and more complex forms