Which claim does President Kennedy make in "President John F. Kennedy's Speech at Rice University"? The United States must lead the space race to prevent future wars.

Exploring new territory was far simpler in the past than it is in the present.

History proves that nations that work together accomplish more than nations that work alone.

Space is the only place left that is free from prejudice, greed, and human suffering.

the correct answer is d.   to change the pace

explanation:

the symbol of the grandfather's heritage in this excerpt from "the medicine bag,” is the beaded bolo tie.

a bolo tie is a cord fastened around the neck with an ornamental clasp which is worn as a necktie. they have been used by native american tribes such as hopi, navajo, zuni, and puebloans since the mid-20th century.

therefore, the fact that the grandfather is wearing a bolo tie refers to his heritage as native american.