Which change contributed to an adolescent's lessening susceptibility toward respiratory infections?

Why is the mayflower significant? a) it was the first written document forbidding colonists from voting directly on laws. b) it was the first document that did not recognize citizen’s right c) it was the first written expression of citizen’s rights by the colonists d) it was the first government documents not created by the colonists

What were some benefits of the lewis and clark expedition?

What are the major political parties? how do they affect elections? will give brainliest