Closure is the process of A. finding proximity B. finishing a sensation C. interacting with our senses. D. filling in missing parts

B. finishing a sensation

Explanation: The closing phase of project management is the final phase of the project lifecycle. This is the stage where all deliverables are finalized and formally transferred, and all documentation is signed off, approved, and archived. All project management processes have been executed.

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.