Which of the following represents defects detected during program execution, but they are not checked at compilation time? O a. Logic exception O b. Checked exception O c. Runtime exception O d. None of the other answers this.localVar = this.aMCO); Given the above valid statement, which of the following is correct? O a. All of the other answers O b. This statement indicates that the associated class has at least one field and one method. O c. This statement must be in a method body of the class itself. O d. This statement assigns a local variable with a value obtained from a method calling. Learner [][] CCL; Given a class Learner and the above statement, which of the following is correct? O a. It creates an array of Learner array. O b. It declares an array of Learner array. O c. None of the other answers O d. It creates an array of Learner. Which of the following is used to write instances of Java classes directly into a file? O a. DatalnputStream O b. ObjectInputStream O c. None of the other answers O d. FileInputStream