which process can cause chemical weathering?Which of the following is an example of situational irony? IN. The shyest person in class is too nervous to give a speech in front of the school. B. A popular band goes on tour, selling out each performance before you can buy a ticket. C. A Boston school district cancels classes because of a snowstorm in mid-January. D. A man plans a July picnic in the Mojave Desert, but it is spoiled by rain.