Which of the following situations would not substantiate proper standing to sue?

TreesForDays, an environmental activist group, wants to sue a company dumping chemicals into a river in a different state.
Calvin wants to sue his sister after finding out she has been taking cash from the cash register at the family business.
Aniesha wants to sue her neighbor Robert after she witnessed him steal someone else's car.
Tyler wants to sue Kevin after Kevin harms Tyler's sister in a car crash which leaves her sister in a coma.