Answer:
B. A pronoun that could refer to more than one person,place or thing.
Explanation:
When a sentence does not clearly identify which noun a subsequent pronoun refers to, the error is referred to as an unclear antecedent.
Either sentence A or B is correct, but I'm leaning towards B more than A. Hope this helps!
D I believe the answer is
D. "Showed" Is the correct answer
Determine means you are willing to do something you want so badly etc.