Which one of the following is not true of the nature of science? A. Science is always tentative. B. Science promotes scepticism. C. Science is a process of constructing knowledge. D. Science is static in nature.

Science is dynamic in nature, not static. Scientific knowledge constantly evolves with new discoveries, experiments, and theories. Science is tentative (always open to revision based on new evidence), promotes scepticism (questioning and verification), and is a process of constructing knowledge through inquiry. Statement D is incorrect, making it the answer.