Final answer:
The question seems to be based on a misunderstanding as low-level coding does not relate to the pricing of items but to programming; the correct answer is b) False.
Step-by-step explanation:
The statement that low-level coding represents items less than $18 per unit is not accurate and seems to be a misunderstanding. Low-level coding typically refers to programming close to hardware, not the pricing of items. Therefore, the answer to the question is b) False.
Regarding the included reference information, it is true that it's not recommended to place credit cards with magnetic strips near permanent magnets to avoid damaging the strip. This is represented in question 20.1 as b) true. The Three-Fifths Compromise addressed the issue of representation and taxation in American history, which is a) true. The statements related to GDP and education spending indicate specific economical and educational insights;