Answer:
The correct answer is letter "C": Client age and number of children.
Explanation:
Financial planners rely on qualitative and quantitative information to help customers reach their investment goals. Qualitative analysis represents the non-numerical gathering of information based on the customer's subjective values. On the other hand, quantitative analysis is made thanks to all factual data that can be collected.
Thus, a client's age and the number of children is quantitative information planners can collect.