If both Assertion and Reason are true and the Reason is a correct explanation of the Assertion
If both Assertion and Reason are true but Reason is not a correct explanation of the Assertion
If Assertion is true but the Reason is false
If both Assertion and Reason are false
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The Correct Option isC
Solution and Explanation
The development of cockroach is heterometabolous metamarophosis. It is gradual or incomplete metamorphosis. They have terrestrial youngs called nymphs. Nymphs look similar to adults but they lack the wings that gradually develop during several moults. The stages are -
Egg $\to$ Nymph (several instars) $\to$ Adult
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