The correct answer is C: time and money, as they are key limited resources influencing consumer purchasing decisions. Money affects what products consumers can buy, while time limits their ability to shop or research. Space and product do not represent the same level of resource limitation.
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Limited resources for consumers typically include time and money, which directly affect their purchasing decisions. Among the provided options, these are the most relevant examples. Space and product, although relevant, do not emphasize the resource limitations as strongly as time and money do. ;