**Core Concept**
Perjury is a serious offense under the Indian Penal Code (IPC) that refers to the willful act of providing false testimony or evidence in a court of law. This concept is crucial in maintaining the integrity of the judicial system and upholding the principles of justice.

**Why the Correct Answer is Right**
Perjury under Section 193 of the IPC is punishable by imprisonment for a term that may extend up to seven years, and shall also be liable to fine. This provision aims to deter individuals from giving false or misleading evidence, thereby ensuring that the truth is revealed in a court of law. The punishment for perjury is essential to uphold the credibility of the legal system and to prevent the manipulation of evidence.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect as it does not accurately reflect the punishment for perjury under the IPC.
**Option B:** This option is incorrect as it does not provide the correct punishment for perjury.
**Option C:** This option is incorrect as it is not the correct punishment for perjury under the IPC.

**Clinical Pearl / High-Yield Fact**
It is essential to note that perjury is a serious offense that can lead to severe consequences, including imprisonment and fines. This highlights the importance of providing truthful testimony in a court of law.

**Correct Answer:** D.