Name fallacy and then explain why, plz rly need help

Formal fallacy. A formal fallacy is an error in the argument's form.[2] All formal fallacies are types of non sequitur.

Appeal to probability – a statement that takes something for granted because it would probably be the case (or might be the case).[3][4]
Argument from fallacy (also known as the fallacy fallacy) – the assumption that, if an argument is fallacious, then the conclusion is false.[5]
Base rate fallacy – making a probability judgment based on conditional probabilities, without taking into account the effect of prior probabilities.[6]
Conjunction fallacy – the assumption that an outcome simultaneously satisfying multiple conditions is more probable than an outcome satisfying a single one of them.[7]
Masked-man fallacy (illicit substitution of identicals) – the substitution of identical designators in a true statement can lead to a false one

A. flexibility in religious services

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.