Final answer:
Probing questions are necessary and beneficial for gaining a deeper understanding and clarity in various contexts, and are thus true for helping customers, making discoveries in science, and enhancing professional development.
Step-by-step explanation:
Ask probing questions—they may be necessary in order to help the customer. This statement is true. Probing questions are essential tools in many fields, including physical sciences, research, and even in the workplace. They allow deeper understanding of the subject matter, clarify uncertainties, and can lead to new insights and discovery. Whether it's in the process of scientific inquiry, conducting an interview, or engaging in historical research, asking both open and closed questions, as well as follow-up questions, can significantly enhance the depth and quality of information gathered. Observing silence after asking questions provides the individual a chance to think and often leads to more thoughtful and comprehensive responses. Overall, asking questions reflects a keenness to learn, understand complexities, and evince professional development.