Which is a pair of independent events?

like an example?

Like tossing a coin. The coin doesn't remember whether it hit heads or tails so the events are independent from each other

Step-by-step explanation:

the correct answer is b.

this is because an open circle means < or > & since the line goes left it is < -3.

the next one has a filled circle so it can only be ≥ or ≤ and since the line goes right from 1 it is ≥ 1

hope that