The topic Ivan Ilyich thinking about in this excerpt from Leo Tolstoy’s The Death of Ivan Ilyich is that there are two kinds of life: the artificial life and the authentic life. Artificial life is represented by Ivan, Peter, Praskovya and almost all the people in the society of Ivan - it is marked by shallow relationships and materialism. Authentic life is represented by Gerasim.
We need to see the options it gives you for each sentence
Agree
consent means to approve or agree, and Tom almost did that. You can also tell it means agree by the first word he says in the sentence: "No, no".