Final answer:
Option (a) is most consistent with the scientific method approach to marketing research as it involves formulating hypotheses based on continual customer surveys.
Step-by-step explanation:
Which of the following is most consistent with the scientific method approach to marketing research as described in the text? The answer is (a) We continually survey our customers because the results give us ideas for hypotheses. This option aligns well with the scientific method used in research, which includes formulating hypotheses based on observations, and systematically testing and refining these hypotheses through ongoing data collection.
(b), interpreting data before defining the problem, and option (d), stopping research early when the answers seem 'good enough', do not follow the scientific method's structured and iterative approach to investigating a hypothesis. Option (c) suggests a goal of 100% accuracy, which, while aspirational, is often not feasible in practice and is not a requirement for the scientific method, which values systematic observation and testing over perfection.