Final answer:
A successful inventor of a new type of heart valve is likely to have a high need for achievement (nAch), as this drive reflects the desire to overcome challenges and meet high standards, which is critical to the innovation process.
the correct option is 2) nAch .
Step-by-step explanation:
You would expect a successful inventor of a new type of heart valve to have a high nAch, which stands for need for achievement. This terminology comes from a psychological theory that categorizes different types of motivational needs in individuals. According to the theory, those with a high need for achievement are driven by a desire to accomplish challenging tasks, meet high standards of excellence, and overcome obstacles.
The process of inventing something as complex and significant as a heart valve would require a considerable amount of persistence, ingenuity, and a strong drive to succeed, which are characteristics of someone with a high nAch.