Understanding and application

Which is an appropriate example of haya in الْحَيَاءُ شُعْبَةٌ مِنَ الْإِيمَانِ?

Intention, sincere goodwill, and a first nominal sentence (Hadith 1–7)

• Refusing to cheat even when alone
• Never asking a necessary question
• Staying silent about injustice
• Refusing to admit a mistake