What is the suitable pronoun equivalent of أَعْمَالُ الرِّجَالِ وَالنِّسَاءِ, 'the deeds of the men and women'?

Practical Exercises with Pronouns in the Iḍāfah

• أَعْمَالُهُمْ
• أَعْمَالُهُنَّ
• أَعْمَالُهُمَا