I need correct answer pls I brainliest you if you answer my question

Answer:
1.B
1.B2.C
1.B2.C3.B
1.B2.C3.B4. A
1.B2.C3.B4. A5.A
1.B2.C3.B4. A5.A6.B
1.B2.C3.B4. A5.A6.B7.A
1.B2.C3.B4. A5.A6.B7.A8.B
1.B2.C3.B4. A5.A6.B7.A8.B9.C
1.B2.C3.B4. A5.A6.B7.A8.B9.C10.D
Explanation:
hope it helps :)