I think the significance of their argument had brought them to marriage. Both Lomov and Natalya often argue about the land that is situated between their properties. At first Lomov, only wanted to propose to Natalya because of their circumstance. However, Lomov had slowly fallen for her.
Answer:
The driver got whip ready to curl around Toby and tie him up. The slaveowner took his hip gun from its place.
Carry, because it's the only one that gives detailed action.