Dennotation and connotation
The Water aid advert communicates the meaning to an audience through the use of a bit of symbolic and more narrative codes. The symbol of the boy that has clothes that looks like was worn consistently drags the attention to the audience as he is a young boy that could possibly be living under very bad/poor conditions. The use of the phrases "dig toilets not graves" means that the people living and suffering in that country to instead of putting people in graves and relatives to clean toilets and to live in better conditions and have clean toilets to also or have diseases.