Answer:
D
to illustrate that science can help stop illness
and diseases
African Americans had to pay a tax in order to vote. They also had to take a literacy test to see if they could read but they failed it anyway so they could not vote. The Grandfather Clause states that their grandfather could not be slave in order to vote. But slavery had ended a few years back which made most not being a able to vote.
Australia and maybe New-Zealand
Answer: 15 Most Common Event Planning Challenges & Their Solutions. Understaffing an event is a common event problem. Overspending on the event is a big event challenge. Not prioritizing networking activities is an event challenge. Forgetting to track schedule or budget changes it an avoidable event problem
Explanation: