The job or function of a word is what gives the label for its part of speech. English has eight parts of speech which are:
Pronouns are words that take the place of a noun or a noun phrase.
Janet is proud of her beautiful hair.
What time does your father eat his dinner?
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.