Shannon wants to work with renewable energy. She is researching what it would take to become a geochemist. A geochemist is someone who uses chemistry to study water and the elements in it. What skill or ability will Shannon need the most to be effective in this position?

While all the options provided are valuable skills, the most crucial skill for Shannon to be effective as a geochemist would be **A. critical thinking**.

Critical thinking is essential for analyzing complex problems, interpreting data, and making informed decisions based on scientific evidence. Geochemists often need to develop hypotheses, design experiments, and solve intricate problems related to water chemistry and its interactions with the environment.