The correct answer is C. Guru Arjan Dev.
Guru Arjan Dev was the fifth Sikh Guru. He was born in 1563 and became Guru in 1581. He compiled the Adi Granth, the holy scripture of Sikhism. He also built the Harmandir Sahib, also known as the Golden Temple, in Amritsar. He was executed by the Mughal emperor Jahangir in 1606.
Guru Nanak was the first Sikh Guru. He was born in 1469 and died in 1539. He is considered the founder of Sikhism. He preached a message of peace, love, and equality.
Guru Gobind Singh was the tenth and final Sikh Guru. He was born in 1666 and died in 1708. He founded the Khalsa, the warrior community of Sikhs. He also compiled the Dasam Granth, a collection of his writings.
Guru Har Rai was the sixth Sikh Guru. He was born in 1630 and died in 1661. He is known for his piety and his love of nature.
The Adi Granth is the holy scripture of Sikhism. It is a collection of hymns, poems, and prayers written by the Sikh Gurus. It is also known as the Guru Granth Sahib.