Statement of the problem? actually i don't know how to explain this but i wish this will help :)
 as the researchers address thesis study about the issues of our country, researcher study that dengue cases are one of the common problems- thus, the researchers decided to make a mosquito repellent and study about the possible solutions of the problems listed
1 to make a repellent that will be more appealing to children and teenagers using the extract of citronella and lavander as a perfume scented.
2does the product looks appealing to the eyes of the respondents?
3how the researchers will meet the goal of its effectiveness using natural ingredients?
State it in a complete sentence. you must speak the most important idea especially the key point about a topic