Task: Question Answering
Input (English): Question: Iron deficiency anemia is treated with oral or parenteral preparations: 
 Options:  <1> Only ferrous salts should be used orally. <2> Only ferric salts should be used orally. <3> Orally, the most appropriate form is the iron-dextran complex. <4> Orally, the treatment should last a maximum of fifteen days. <5> Only ferrous salts should be used parenterally.
Output (English): 1