**Core Concept**
The Medical Termination of Pregnancy (MTP) Act is a legislation that regulates the termination of pregnancy in India. It sets guidelines for the circumstances under which abortion can be performed, ensuring that it is done safely and within the bounds of the law.

**Why the Correct Answer is Right**
The correct answer is based on the MTP Act, which allows for the termination of pregnancy up to 20 weeks of gestation. This is because the Act considers the duration of pregnancy and the health risks associated with it. The Act also requires that the abortion be performed by a registered medical practitioner, and that the woman's consent is obtained. The 20-week limit is a critical factor in determining whether an abortion can be performed, as it takes into account the developing fetus's viability and the mother's health risks.

**Why Each Wrong Option is Incorrect**
**Option A:** This option is incorrect because it does not specify a valid timeframe for abortion under the MTP Act. The Act does not allow for abortion at any time, but rather sets specific limits based on gestational age.
**Option B:** This option is incorrect because it does not accurately reflect the MTP Act's provisions. The Act does not allow for abortion based solely on the woman's marital status or socioeconomic status.
**Option C:** This option is incorrect because it does not accurately reflect the MTP Act's provisions. The Act does not allow for abortion based solely on the woman's age or educational background.

**Clinical Pearl / High-Yield Fact**
It is essential for healthcare providers to be aware of the MTP Act's provisions and to ensure that abortions are performed safely and within the bounds of the law. This includes obtaining informed consent from the woman, performing the abortion in a clean and safe environment, and providing post-procedure care.

**Correct Answer:** 20 weeks.