In which of the following circumstances original contract need to be performed?

In the context of the Indian Contract Act, the original contract needs to be performed in the circumstance of Option D: Stipulation.

"Stipulation" refers to a specific condition or term that is agreed upon by both parties when forming a contract.
When a contract contains stipulations, it is the responsibility of both parties to perform their respective obligations as outlined in the contract.
Failure to perform the stipulated terms of the original contract can lead to a breach of contract, and the non-breaching party may seek remedies or legal action to enforce the contract.
So, the correct answer is Option D: Stipulation. In cases of stipulation, the original contract must be performed according to the agreed-upon terms.