Smallest to the biggest box

Smallest to the biggest box

For maths, we were trying to figure out which box was the smallest and which box was the biggest. The boxes were letters. The letters went up to The order of the boxes went like this C, D, G, A, F, H, I, E, B. I got my prediction wrong. My prediction was C, D, G, A, F, I, E, H, B. Next time I should guess a good estimate or a good answer.