In the diagram, the structures used for offense and defense are labelled? By: Sunday|Published on: Sep 10|Categories: Biology JAMB| 0 comments A. i and iv B. i and ii C. ii and iii D. iii and iv Correct Answer: Option B – i and ii Users Also Read These:Using the diagram, the part labelled IV is for?The part labelled "a" in the above diagram is used for?The part labelled II is this diagram is?In the diagram, the structure labelled I is sensitive to?In the diagram, the part responsible for…SEE ALSO Which of the following instruments is used to measure relative humidity?