Case of Congestive cardiac failure

Mrs Carson 64 years old, is admitted with congestive cardiac failure. It is planned that Frusemide ( Lasix ) and Digoxin will be prescribed for her treatment:

On night, Mrs Carson awakens extremely breathing and coughing up pink mucoid sputum, which position should the nurse place her immediately:

Upright, with her feet lowered.
Semi- recumbent, with her feet elevated
Upright, leaning over the bed- table.
Recumbent, without any pillows.

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