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Which pair gives the singular masculine and feminine Ism Tafdheel forms shown here?

Trilateral Bare Regular - Bab 4: Fataha Yaftahu & Guttural Letters Rule

• أَفْتَحُ / فُتْحَىٰ
• فَاتِحٌ / مَفْتُوْحٌ
• مَفْتَحٌ / مِفْتَحٌ
• اِفْتَحْ / لَا تَفْتَحْ