Final answer:
The first construction of Harmandir Sahib, also known as the Golden Temple, was completed in 1601 A.D., which is option B.
Step-by-step explanation:
The first construction of Harmandir Sahib, also known as the Golden Temple, was completed in the year 1601 A.D. This makes option B) 1601 A.D. the correct answer to the question.
The Golden Temple serves as a central worship place for Sikhism and reflects the harmony and equality of all peoples and religions. The construction was initiated by the fourth Sikh Guru, Guru Ram Das Ji, in 1577, and the temple was completed by his successor, Guru Arjan Dev Ji.