Billy thought that he was smart, but many of his attitudes didn't were very regressive. How might you describe him?\nOptions:\n- backward\n- ignorant\n- garish\n- intelligent\n- annoying
Let's think step by step below.
backward
Billy thought that he was smart, but actually he was backward.

Billy can be described as backward as many of his attitudes were very regressive.

.

Therefore, the answer is backward