Which statement should we use to determine if ball is hitting the left edge of the window?
a. if(ball.getX() - ball.getRadius() <= 0){/ /ball is hitting left edge}
b. if(ball.getY() >= getHeight()){ //ball is hitting left edge}
c.if(ball.getX() - ball.getRadius() >= getWidth()){//ball is hitting left edge}
d. if(ball.getY() <= 0){//ball is hitting left edge}