Question: Which is the first line to not compile? A. Line m1 B. Line m2 C. Line m3 D. Line m4 E. None of the above

Which is the first line to not compile?

interface Building { default Double getHeight () { return 1.0; } //

A. Line m1

B. Line m2

C. Line m3

D. Line m4

E. None of the above

interface Building { default Double getHeight () { return 1.0; } // m1 } interface Office { public default String getHeight() { return null; } // m2 } abstract class Tower implements Building, Office {} public class Restaurant extends Tower {} // m3 // m4

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