How should software engineers think about the ethical impact of their work?

Software Engineers’ ethics are now into consideration of designing properly, they even avoid making shortcuts in their work, and learning how to serve their customers well. As a result, they can prevent system failures. There were also mission statements written, their code of ethics had been redrafted and engineering curricula were redesigned. 

answer: b

explanation:

that without the operating systems you would have to control and synchronize computer hardware.