Which is the correct version of this sentence? "Olena works on the bug report right now, so she can't join the call."

Question

Answer

Olena is working on the bug report right now, so she can't join the call.

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Olena is work on the bug report right now, so she can't join the call.

Answer

Olena work on the bug report right now, so she can't join the call.

Answer

Olena does work on the bug report right now, so she can't join the call.

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