单选题Click the Exhibit button. Given： Which statement is true if a TestException is thrown on line 3 of class B？（）A Line 33 must be called within a try block.B The exception thrown by method 1 in class A is not required to be caught.C The method declared on line 31 must be declared to throw a runtime exception.D On line 5 of class A,the call to method 2 of class B does not need to be placed in a try catch block.
单选题
Click the Exhibit button. Given： Which statement is true if a TestException is thrown on line 3 of class B？（）
A
Line 33 must be called within a try block.
B
The exception thrown by method 1 in class A is not required to be caught.
C
The method declared on line 31 must be declared to throw a runtime exception.
D
On line 5 of class A,the call to method 2 of class B does not need to be placed in a try catch block.
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