What is the possessive form of the underlined word in this sentence?

the _president_ wife is leading a humanitarian mission.

a. presidents
b. president's
c. presidents'
d. presidentes'

What is most likely nelson mandela's purpose of using third person point of view after introducing himself in his introductory paragraphs

Prompt: read the letter to the editor "i, too, have a dream." how does the writer use structure and language to persuade her readers and support her feelings about immigration? write an essay using evidence from the letter to answer the question.

If you’re looking for a place to visit, i recommend yosemite national park. visiting yosemite has been a high point of my life. can you imagine waking up, inhaling the pine-scented air, and watching the pink-tinted mountains reflect the sunrise? later, as you hike, you’ll encounter meadows strewn with rainbows of wildflowers and lakes in astonishing shades of blue. the tone of the passage is effective because it defines yosemite for the reader. the author entertain the reader. instructs the reader on how to enjoy yosemite. supports the author’s attempt to persuade.