The tax which the kings used to collect from the people in the Vedic period was called?
Link: Vedic tax = Bali. Later medieval tax = Kara.
Matching each Vedic-period term to what it actually referred to helps identify the tax among these choices.
Since Bali specifically describes the tribute collected in the Vedic period, option 1 fits the question.
Hence, the correct answer is Bali.