Is writing an essay for someone on considered plagiarism?

The excerpt is from a longer essay on huckleberry finn by mark twain. what kind of support is used to develop the writer's main idea regarding how twain brought his characters to life?

Read the incomplete quatrain. the snowy hill calls to the sleeping child come play! it's time to run, and jump, and slide! my slope is steep, and every ride is wild! which line completes the quatrain's "abab" rhyme scheme? wake up! it's time to come enjoy the snow! wake up! i long for kids to come and play! awake, sweet child! embrace the winter thrills! awake, sweet child! it's time to come outside!

The verb in the sentence is in what voice