We can actually deduce here that the unintended consequences of an economic change that are not immediately identifiable but are felt only with time are known in economics as: D. Secondary effects.
Unintended consequence, as seen in social sciences are known to be the result or outcome that is gotten from a purposeful action which were not seen coming.
The options that complete the question are:
a. scarcity constraints.
b. marginal effects.
c. opportunity costs.
d. secondary effects
We can actually deduce here that such unintended consequences of an economic change that are not immediately identifiable but are felt only with time are known in economics are known to be secondary effects.
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