characterize accident critical strive to respond to impose optimum principle focus on regardless of Now that they have one more child, a second income is ______ to the family’s well being. A peace settlement has been ______ on these two countries at war in order not to cause more death and damage. Attention has been ______ the dangers of nuclear reactors recently. The Great Depression in 1930s was ______ by high unemployment. The warm and humid weather provides the ______ condition for the turtles to lay eggs.