No, it’s in 3rd because it’s talking about Adam and Eve as though it’s being narrated from a third person.
Answer:
the first one, when it says when we were there, it's missing a comma behind when
Answer:The specialization of the assembly line meant that Ford no longer had to use craftsmen and could instead hire low-skill workers and teach them a few simple steps. ... Despite the higher labor costs, Ford's efficiencies allowed him to eventually lower the price of the Model T from its introductory rate of $850 to $260.