Same shapes are shapes that are sized, or colored, or turned differently.
For example, look at the following shapes:
Here, shapes A, C, and D are same but the shape B is different from them.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
The correct answer is
The smallest number is the one that comes first while counting.
To arrange the given numbers in order from smallest to greatest, find the smallest number among all the given numbers.
21 is the smallest number.