119 What is the result? (A) null (B) zero (C) some (D) Compilation fails. (E) An exception is thrown at runtime.

複選題116 Which two, placed on line 13, will produce the output gobstopper? (Choose two.) 1. System.load("prop.custom"); 2. System.getenv("prop.custom"); 3. System.property("prop.custom); 4. System.getProperty("prop.custom"); 5. System.getProperties().getProperty("prop.custom"); (A) 13 (B) 23 (C) 45 (D) 245