Level

Item

Qty

$0---$

A

$1$

$-1--$

B

$2$

$--2-$

C

$3$

$-1--$

D

$1$

$--2-$

E

$1$

$---3$

F

$1$

$-1--$

G

$2$

$--2-$

H

$1$

$---3$

I

$1$

In the above indented BOM, the components of A are Blank $1$ Question $18,$ Blank $2$ Question $18$ and Blank $3$ Question $18($Limit it to the immediate lower level and not subcomponents$).$

B C E

F D H

G I A