If the writer were to delete the last part of the preceding sentence (ending the sentence with a period after the word guide), the paragraph would primarily lose:
A. Support for the essay’s point about Sacajawea’s importance to the continuation of the expedition.
B. A direct link to the first paragraph.
C. A humorous description of Sacajawea’s negotiating skills.
D. An extensive digression about Sacajawea’s relationship with her brother and other members of her family.