Igcse Biology practical question help

by amnah
(private)

What will be the color change of onion,

Food sample: Color change with Benedict’s solution
1 Onion
2 Milk (or dried milk)
3 Rice
4 Raisin (or sultana)
5 Potato
6 Banana

and what will be the interpretation?

https://scontent-ams3-1.xx.fbcdn.net/hphotos-xpl1/v/t34.0-12/12968762_1008559859213899_601811755_n.png?oh=c994c2486a6b5186da31a5df4208b706&oe=57087539
the photo is attached over here