Answer:
we hold these truth to be self evident,that all men are created equal,that they are endowed by their creator with curtain unalienable rights,that amoung these are life,liberty and the pursuit of happiness.
The answer to this question would be C-What motivates the character.
-Steel jelly
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.