What theme is conveyed in "sister and brother”?
a. self-interest is the key to a good life.
b. being to others is its own reward.
c. it is not possible for people to truly change.
d. the road to doom is paved with good intentions.

D.The road to doom is paved with good intentions.

Explanation:

By the end of the novel, they collaborate with the man they are supposed to kill and kill the man that hired them. Both brothers change forever, turning in their careers as contract killers for a more traditional and quieter life.

The road of doom is paved,So the answer would be D

Explanation:

: b : o   : 0 ; b : - )  

: b: b: b: b: b: b: b: b: b