40. Which digital tool would be most effective in fostering student collaboration on a project about Sustainable Development Goals (SDGs)? (A) Canva, for enabling students to collaboratively create and share visual representations of SDG-related projects. (B) Padlet, as a dynamic platform where students can collectively post their research on SDGs, discuss ideas, and provide peer feedback. (C) GPT, to generate discussion prompts that stimulate thoughtful conversations and group interaction on SDG topics. (D) Pear Deck, for creating interactive presentations that include quizzes and polls about SDGs, engaging students in real-time learning and discussion.