The answer is A I’m 25% sure
Http://study.com/academy/lesson/persian-empire-history-culture-timeline.html
Probably B or C because if your inspecting the property you need to know what's wrong with it, maybe D too
Focus groups are the moderated discussion between 4 to 12 people that is led by a facilitator of a research team.
<h3>What is a focus group?</h3>
This is a group that is small in size and made up of people that have similar demography and also have similar experiences.
Focus groups are usually discussion groups and their response to something is usually studied.
Read more on focus groups here:
brainly.com/question/15088040
#SPJ12