What does wāw primarily coordinate in «جَاءَ زَيْدٌ وَعَمْرٌو»?

Supplementary Practice 1: Applied Analysis of Faṣl, Waṣl, Ījāz and Iṭnāb

• Two complete verbal clauses
• Two answers to implied questions
• A circumstantial and a parenthetical clause
• Two participants sharing one verbal predication