The use of iron for tools and weapons developed later than the use of copper because iron?

What is the evidence that depression can be linked to genetic as well as environmental factors? a. all individuals in similar stressful environments do not experience depression. b. all individuals with the gene variation tied to depression do not experience depression. c. individuals with a combination of environmental stress and gene variation are more likely to experience depression d. all of the above select the best answer from the choices provided оа 0 0 0

What was a northern objection to the kansas-nebraska act?

William marbury did not win his case against james madison. what was chief justice marshall's reasoning for why the court could not produce a writ of mandamus, even though marshall agreed that marbury's commission should have been delivered to him?