Option (B) is correct because it conveys the act in brief that is mentioned in the passage above. Option (A), Option (C), Option (D) and Option (E) are incorrect because though they all are correct but they have incomplete information's because it is mentioned that they are the only ones which show the historical existence of yoga. Whereas the above passage has mentioned various historical existence including the above four options. Such as we can see in the following lines The main sources, from which we get the information about Yoga practices and the related literature during this period, are available in Vedas (4), Upanishads(108), Smritis, teachings of Buddhism, Jainism, Panini, Epics (2), Puranas (18) etc."