Answer:
its A the sparks expedition
Explanation:
2020 edge
i'm pretty sure the answer is A, tell me if i'm wrong
The Middle Colonies
Trial by Jury
AC = AB + BC
AC = 2x + 6 + 4x - 10
AC = 6x - 4
If B is the middle point of AC
AB = AC/2 = (6x - 4)/2 = 3x - 2