How was islam spread to india?

1. arabian navies
2. missionaries and sultans
3. merchants and conquerors
4. muhammad’s travels

Which statement accurately describes a difference between the declarationof independence and the u. s. constitution? a. the u. s. constitution established rules for the u. s. government, while the declaration of independence did not. b. the u. s. constitution listed the colonists' reasons for rebellingagainst great britain, while the declaration of independence didnot. c. the u. s. constitution is based on ideals from the enlightenment, while the declaration of independence is not.0d. the u. s. constitution created a very weak central government, while the declaration of independence created a strong one.

American troops were worried about cantracting in cuba a. yellow fever b. hepatitis c. polio

Which fact would this be, and how might you verify the truth?