CONJUNCTION

And

- To join words, phrases, clauses, or sentences.

For example:

a. Arun and Amir are my friends.

b. I am hungry and thirsty.

c. He ran and fell on the ground.

Or

- To show a choice between two things.

For example:

a. You can walk or take the bus.

b. Do you want a biscuit or a sweet.

A phrase is a group of words which does not make sense on its own. It does not contain a verb.

For example:

Up the stairs, in a minute, with my mother.

A clause is a group of words that contains a verb. It is part of a sentence.

For example:

I went to the playground (1 clause)

because I wanted to play football. (1 clause)

(went and wanted are verbs)