I removed the user interface to just have the guy thinking of the question.
男孩思考問題
boy、Comic characters、confuse、hand drawn、handies、illustration、line-art、presentation clipart、presentation graphic、question、remix 236964、thinking
男孩、漫畫人物、迷惑、手繪、handies、插圖、線條藝術、演示文稿剪貼、演示圖形、題、混音236964、思維
資料來源：openclipart ( https://openclipart.org/ )