Java 7 OCA 1z0-803: Which are true?

Given the following:

- A and E are classes
- B and D are interfaces

Which are true? (Choose two)

A - interface I implements B, D { }
B - interface I implements D { }
C - interface I extends D { }
D - interface I extends E { }
E - interface I extends B, D { }

Answer: C, E
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