Which three length terms structure this chapter?

Madd Lengths and Permissible Combinations — Ṭūl, Tawassuṭ, Qaṣr and Consistency

• Qalqalah, jahr, hams
• Ṭūl, tawassuṭ, qaṣr
• Iẓhār, ikhfāʾ, idghām
• Waqf, waṣl, ibtidāʾ