Step 1: Passage context.
The daughter notes how her mother's love remains undiminished despite hardships.
Step 2: Elimination.
(A) courage — not the focus.
(B) enthusiasm — not the right word.
(C) love — correct.
(D) spirit — too general.
Step 3: Conclusion.
Answer is (C) love.
“One of these days you’re going to talk yourself into a load of trouble,” her father said aggressively. What do you learn about Sophie’s father from these lines? (Going Places)