Agroup of scientists suspects that certain dietary practices are partially responsible for different rates of hypertension among adults of different ethnic/racial groups. to test their hypothesis, the researchers examine data concerning the different population groups' hypertension rates and their past dietary practices. this research is a study.

Read the paragraph and answer the question that follows: the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert which sentence should be revised to eliminate redundancy? the town of belmond, iowa, needs to add weather sirens. the loud and steady wail would warn citizens of approaching danger. if past history is an indication, the sirens will save hundreds of lives. with a prediction of a deadly storm season, the alert system is needed immediately.

In 1866, a mob in which tennessee city attacked local african americans and burned down homes and schools?

Why are people in history willing to fight in conflicts against a more powerful oppressor?