The Bharatiya Sakshya Adhiniyam in its preamble does not seek to

Correct option is B

The Bharatiya Sakshya Adhiniyam, as stated in its preamble, was enacted to consolidate, define, and amend the law of evidence in India. However, the Act does not specifically seek to amend any particular law in existence prior to its enactment. Its primary purpose was to provide a comprehensive framework for the law of evidence applicable in civil and criminal matters.

While the Act consolidates and defines the rules regarding admissibility, relevancy, and burden of proof, it does not include a clause explicitly seeking to amend previously existing laws.