The silk road affected the exchange of ideas in all of the following ways except
spreading chinese technology to other areas
spreading religious ideas from india to china
spreading democracy from greece to china
spreading diseases from china to other areas

d) in the state of iowa

roosevelt believed that in light of the country's recent military successes, it was unnecessary to use force to achieve foreign policy goals, so long as the military could threaten force. this belief, and his strategy of “speaking softly and carrying a big stick,” shaped much of roosevelt's foreign policy.