Question

x I, x ≤ 3

{..., 0, 1, 2, 3}
{4, 5, 6, 7, ...}
{3, 4, 5, 6, ...}

Answer 1

I'm pretty sure its...

{-1, 0, 1, 2, 3}

{4, 5, 6, 7, 8}

{3, 4, 5, 6,7 }