The answer would be “but” since it contrasts his motivation with competing with others for a high score.
Hopefully this helped.
The right answer for the question that is being asked and shown above is that: "It adds to the high standard the speaker is claiming one must meet to love another."In this excerpt from “A Woman’s Shortcomings” by Elizabeth Barrett Browning, this is the effect of parallelism
3) Rich : Poor
4) Buy : Purchase
5) Eyes : See
6) Knob : Door
7) Unfinished : Completed
8 Glad : Happy
the rest i don’t know
