Top Straddle: Short a CE and a PE on the same K and Maturity
KP =	KC =	$70	L = $69
PP =	$3	CP =	$4
Stock Price	Short a Put	Short a Call	Profits
$50
$52
$54
$56
$58
$60
$62
$64
$66
$68
$70
$72
$74
$76
$78
$80
$82
$84
$86
$88
$90