It is a phrase that is commonly said and it doesn’t compare any two things, so it is an idiom.
If there is a selection of answers I would go with
Repetition
Parallelism
maybe some others but I don't know all the poetic devices you have to chose from
Explanation: john has only read two books, a scientific journal his mother acquired while working in the hatchery, and The Complete Works of Shakespeare. The name of the second book was The Chemical and Bacteriological Conditioning of the Embryo.
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.