What is one similarity between a sitcom and a one-act play?

Pls help me! ):

Explain what effect the repetition of the lines brennan on the moor, brennan on the moor, bold and undaunted stood young brennan on the has on the meaning of the poem. answer asap. you!

Dogs make wonderful pets because they us stay happy and healthy. the topic sentence is "dogs make wonderful pets." , is this correct? i keep doubting myself.

What statements best describes king's purpose in writing the letter?