Answer: positive
Explanation:
Positive connotations refers to the associations which are affirmative or good and has good feelings. They give positive emotions.
From the information given, the word wonder has a positive connotation. From the sentence "Like many improbable ideas, when it actually works, it's a wonder", wonder here can also mean miracle and this brings positive feelings.
<span>A. Last summer, a splinter in my brother’s leg became infected, which led to blood poisoning. He could
have prevented the problem with a few drops of iodine</span>
