The basic structure of an informative essay is very simple. It needs to have a beginning, middle, and end. These are known more formally as the introduction, body, and conclusion, respectively
A persuasive essay if it is this type of this. You should have put a. b. c. and d. if they had that option. But I would say persuasive because Darryl it trying to encourage local agencies and community members to donate time and funds.
It could possible be ironic because the rest of the world was technically already "discovered", but just not by the Europeans specifically. Therefore it is ironic, simply because they are Naive