Joseph is going backpacking through Europe; therefore, he needs to get his vaccinations updated.
Only D.STONE because others are abstract
Answer:
I'm not sure if you have options to choose from but i'd say the 'Credibility'
Explanation:
Credibility means: the quality of being trusted and believed in.
Internal motivation is B) , inner directed , if it is internal this means that it is coming from the inside.
My reason for this is because , When you are studying for something you are thinking to yourself , so this is you thinking internally so this statement is internal.
i hope this helps.
I’m pretty sure it’s the last one