What is the purpose of the introduction in an essay?

We see steve stand shakily and head back to the defense table. he looks out onto the onlookers and sees his parents. his mother forces a smile and his father makes a fist and nods emphatically. we see steve sit down, start to pick up a glass of water, and have to put it down because his hand is shaking so badly. what can be determined from steve's actions? he loves his parents dearly. he feels very worried. he is not very thirsty. he did not tell the truth

Susan wants to communicate with julia. arrange the steps of the communication process in the correct order. 1. susan realizes that she would be able to best convey her business plan through an email. 2. julia receives the email. 3. susan drafts an email including all the necessary details of the business plan and sends it across to julia. 4. julia sends an email back to susan summarizing what she understood and stating that she liked susan’s business plan. 5. susan thinks of a business plan that she wants to share with julia. 6. julia reads and understands the business plan that susan wants to share.

Which sentence uses the denotative meaning of the word blue? i was feeling pretty blue when i lost my favorite earrings. i wore a blue scarf to complement the color of my eyes. the characters in the book all seemed rather blue. the movie’s ending always puts me in a blue mood.