Which of the following contains the famous Gayatrimantra? (a) Rigveda (b) Samaveda (c) Kathopanishad (d) Aitareya Brahmana
option a. The Gayatri, additionally called the Savitri mantra, is a quite respected mantra from the Rig Veda, devoted to Savitr, the solar deity. Gayatri is the call of the Vedic meter wherein the verse is composed. Its recitation is historically preceded via way of means of oṃ and the formulation bhur bhuvaḥ svaḥ, referred to as the mahavyahṛti, or "great (mystical) utterance". Vishvamitra is stated to have created the Gayatri mantra.