Identify the incorrect word/phrase indicated by (1), (2), (3) or (4) in the following sentence: According to experts a good way ''to'' ''improve'' listening skills is ''by'' ''watch'' television, specially news and documentaries.

• ক to (1)
• খ improve (2)
• গ watch (4) ✅ সঠিক উত্তর
• ঘ by (3)