As titled.
Consider a main force of 3 inf attacking from area B to A, with a single flanking Scout Car attacking from area C to A.
I know for sure that supply token must be spent for area B. Does the single flanking Scout Car in area C require another supply token spent to attack?

assume UK counter attack
4inf VS 1atg 2tnk
[dice 4d10<=2] 4inf
[dice 2d10<=4] 2tnk
[dice 1d10<=5] 1atg

if UK don’t retreat
[dice 2d10<=5] 1tnk 1ftr

UK lose 1aaa 1inf 1atg 2tnk. G loss 1inf 1art 1mech 1tnk
UK retreat
Beng Round 2 G 1atg 1fgt 1stuak 2tnk(flank) VS UK 1atg 1ftr
[dice 1d10<=3] 1atg
[dice 1d10<=4] 1ftr
[dice 1d10<=5] 1stuka
[dice 2d7<=3] 2tnk flank

air untouch. inf and 2mech retreat by land mine.

Beng Round 1 G 1inf 1art 1atg 1mech 1fgt 1stuak 3tnk(flank) VS UK 1inf 2atg 2tnk 1ftr 1aaa
[dice 1d10<=2] G 1mech
[dice 2d10<=3] 1inf 1art
[dice 1d10<=3] 1atg
[dice 1d10<=4] 1ftr
[dice 1d10<=5] 1stuka
[dice 3d7<=3] 3tnk flank
[dice 1d10<=3] UK 1inf
[dice 2d10<=3] 2atg
[dice 3d10<=5] 2tnk 1ftr

Italian wiped out. Beng has 1inf 2atg 2tnk 1ftr 1aaa

Mock G3 attack Beng
[dice 2d10<=2] aaa vs 1fgt 1stuka
[dice 3d10<=3] land mine Beng>MB
[dice 3d10<=3] land mine Beng>BH

UK less 1inf.
I scout hit-and-run must retreat. UK atg lose target ability.
Beng Round 2 I 2inf 1art 2tnk(flank) VS UK 3inf 2atg 2tnk 1ftr 1aaa
[dice 1d10<=2] I 1inf
[dice 2d10<=3] 1inf 1art
[dice 2d7<=3] 2tnk flank
[dice 5d10<=3] UK 3 inf 2atg
[dice 3d10<=5] 2tnk 1ftr

What if …
Mock I2 combat in Beng.
Beng Round 1 I 2inf 1art 2tnk(flank) 1scout(flank) VS UK 4inf 2atg 2tnk 1ftr 1aaa
[dice 1d10<=2] I 1inf
[dice 2d10<=3] 1inf 1art
[dice 1d7<=2] 1scout flank
[dice 2d7<=3] 2tnk flank
[dice 4d10<=3] UK 4 inf
[dice 2d10<=3] 2atg
[dice 3d10<=5] 2tnk 1ftr

Beng Round 1 G 1inf 1art 1atg 2mech 1fgt 1stuak 3tnk(flank) VS UK 4inf 2atg 2tnk 1ftr 1aaa
G 2mech 2d10<=2: 8, 9; Hits: 0
1inf 1art 2d10<=3: 3, 5; Hits: 1
1atg 1d10<=3: 6; Hits: 0
1ftr 1d10<=4: 2; Hits: 1
1stuka 1d10<=5: 8; Hits: 0
3tnk flank 3d7<=3: 4, 3, 6; Hits: 1
UK 4 inf 4d10<=3: 2, 3, 7, 5; Hits: 2
2atg 2d10<=3: 1, 1; Hits: 2
2tnk 1ftr 3d10<=5: 10, 4, 3; Hits: 2
Round 1 loss G 1inf 1art 2mech tnk VS UK 1aaa 2inf.

dice again…

Beng Round 1 G 1inf 1art 1atg 2mech 1fgt 1stuak 3tnk(flank) VS UK 4inf 2atg 2tnk 1ftr 1aaa
[dice 2d10<=2] G 2mech
[dice 2d10<=3] 1inf 1art
[dice 1d10<=3] 1atg
[dice 1d10<=4] 1ftr
[dice 1d10<=5] 1stuka
[dice 3d7<=3] 3tnk flank
[dice 4d10<=3] UK 4 inf
[dice 2d10<=3] 2inf
[dice 3d10<=5] 2tnk 1ftr

forget aaa
[dice 2d10<=2] aaa vs 1fgt 1stuka