Juanita used her affinity for numbers in STEM class to help her design a computer program that relied on math formulas. Other students who disliked math seemed to struggle with the task. What is the meaning of "affinity” in this context?

an enjoyment of
a likeness or similarity
a close resemblance to
an understanding of

an enjoyment of likeness or similarity

Explanation:

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.