Plagiarism is when you copy someone else's work (usually word by word) and you do not acknowledge that you where not the person who wrote it, also, you do not cite where you received that info from. That is why we have copyright laws, where the author can choose whether to establish a penalty if copied.
Answer:
A
Explanation:
a semi colon (what is used in a) is meant to connect 2 full sentences that rely on each other. You know you should use a semi colon because you can divide the sentence into 2 different sentences and it still makes sense.
Answer:
EDIT: Don't know how to delete this answer :c
Explanation:
oops
C.
It seems to be the most fitting answer.