What do technical directions aim to do?

Which of the following identified malala yousafzai’s main claim in the text?

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.

Use context, including antonyms, to determine the meaning of the word hysterical as it is used in fahrenheit 451. write your definition of hysterical here.