单项选择题

Click the Exhibit button.Given:
What is the result?（）

A.Line 26 prints "a" to System.out.
B.Line 26 prints "b" to System.out.
C.An exception is thrown at line 26 at runtime.
D.Compilation of class A will fail due to an error in line 6.

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单项选择题
Given: Which statement is true?（）

A.The code will compile without changes.
B.The code will compile if public Tree() { Plant(); } is added to the Tree class.
C.The code will compile if public Plant() { Tree(); } is added to the Plant class.
D.The code will compile if public Plant() { this("fern"); } is added to the Plant class.
E.The code will compile if public Plant() { Plant("fern"); } is added to the Plant class.
单项选择题
Click the Exhibit button. What is the result?（）

A. go in Goban go in Goban
B. go in Sente go in Goban
C. go in Goban go in Sente
D. go in Sente go in Sente
E. Compilation fails because of an error in line 17.
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