Although Karl Popper (1902-1994) Accepted Hume's Conclusion Regarding Inductive Reasoning

Although Karl Popper (1902-1994) accepted Hume's conclusion regarding inductive reasoning, he responded by arguing that

A) induction is not, in fact, used in good scientific research.
B) induction is only one aspect of good scientific research.
C) all scientific research proceeds from a priori reasoning.
D) we have a shared conception of what constitutes a "reasonable" inference and that to say an inference is "reasonable" is just to say it meets those shared standards.