Ryder is not too worried about the future because he believes that through science and logic, humans will develop advanced technologies to solve problems like climate change and resource scarcity. Ryder is engaging in premodern thought. rationalization. modern thought. postmodern thought.

To determine which type of thought Ryder is engaging in, let's analyze the options: 1. **Premodern thought**: This typically refers to ways of thinking that existed before the Enlightenment, often characterized by reliance on tradition, religion, and authority rather than empirical evidence and scientific reasoning. 2. **Rationalization**: This is a psychological defense mechanism where individuals justify their actions or beliefs with logical reasons, often ignoring the emotional or irrational aspects. 3. **Modern thought**: This is associated with the Enlightenment and emphasizes reason, science, and progress. It reflects a belief in the power of human intellect and technology to solve problems, including social and environmental issues. 4. **Postmodern thought**: This challenges the ideas of modernism, questioning the notions of objective truth and universal narratives. It often emphasizes relativism and the subjective nature of knowledge. Given that Ryder believes in the power of science and logic to address significant issues like climate change and resource scarcity, he aligns with **modern thought**. This perspective emphasizes progress through rationality and technological advancement. Therefore, the correct answer is **modern thought**.