Final answer:
The father of Bhai Lehna Ji, the second Sikh Guru, is not listed in the options provided. Guru Nanak Dev Ji is the founder of Sikhism, while Guru Tegh Bahadur was a Sikh leader executed by Aurangzeb.
Step-by-step explanation:
The father of Bhai Lehna Ji, who later became known as Guru Angad Dev Ji - the second Guru of Sikhism, was Pheru Mal. Therefore, the correct answer to the initial question is not listed among the options provided, as Bhai Mardana Ji, Guru Nanak Dev Ji, Bhai Bala Ji, and Bhai Daya Singh Ji are all significant figures in Sikh history but none of them are the father of Bhai Lehna Ji.
Guru Nanak Dev Ji is recognized as the founder of Sikhism and the first of the Sikh Gurus. Regarding the question about Guru Tegh Bahadur, he was the ninth Guru of the Sikh faith, and he was indeed executed by Mughal Emperor Aurangzeb. The Sikh religion, which Guru Tegh Bahadur was a leader of, emphasizes monotheism and the belief in one God.