Step 1: Understanding the Concept:
This is a factual question asking for the year of enactment of the Indian Evidence Act, a cornerstone of the Indian legal system that governs the rules of evidence in all judicial proceedings.
Step 2: Detailed Explanation:
The Indian Evidence Act was passed by the British Parliament and received its assent on March 15, 1872. It came into force on September 1, 1872. The Act was drafted by Sir James Fitzjames Stephen. It is one of the three foundational procedural laws, along with the Indian Penal Code, 1860, and the Code of Criminal Procedure. The year of its enactment is a fundamental piece of information for any law student or practitioner in India.
The other years listed are incorrect:
\[\begin{array}{rl} \bullet & \text{1972 is associated with the Wildlife Protection Act.} \\ \bullet & \text{1955 is associated with the Hindu Marriage Act.} \\ \bullet & \text{1986 is associated with the Environment (Protection) Act.} \\ \end{array}\]
Step 3: Final Answer:
The correct answer is (B) as the Indian Evidence Act was enacted in the year 1872.