again tenses - which one shall I choose?

[Ultra]

В: Oh, God!
A: What _____5________ ? Darling? That's strange. I wonder why _______6__.

5 a) do you say; b) have you said; c) you said; d) you say; e) all the above variants are wrong.

6 a) he didn't answer; b) he doesn't answer; c) he hasn't answered; d) doesn't he answer; e) all the above variants are wrong.

[Alan]

Oh, God!
A: What _____5________ ? Darling? That's strange. I wonder why _______6__.

[i]5 a) do you say; b) have you said; c) you said; d) you say; e) all the above variants are wrong.

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I imagine (a) is the intended answer, but it is rather context-dependent.

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6 a) he didn't answer; b) he doesn't answer; c) he hasn't answered; d) doesn't he answer; e) all the above variants are wrong.

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Grammatically, (a), (b) or (c) could fit, but I imagine (b) is the intended answer (assuming that 'he' is the addressee).