https://fred.stlouisfed.org/?gclid=Cj0KCQjw6s2IBhCnARIsAP8RfAjQtPJuyUgazmqMs8doYMv2zRYkIqmjKt1yx1qpKoIwsLtq7LFwctsaAg7GEALw_wcB

3. "re pandemic has hit the labor market hard since 2020. Let's try to see if we can gure something out from the data! (a) Please download the job opening data from construction, professional and business services. accommodation and food services from https : fffredstlouisfedorg, from 1f2020 to 6f2021, with monthly frequency, measure in percent change from year ago. And construct your own gurefgraph via your preferred statistical software. In the gure, please put three data set into one graph, and carefully denote each legends. (i.e. Do not just screen shot or download the graph directly from the website.) (11} Can you explain the difference of the job openings among these three occupations using what we learn from the class? Please consider both demand and the supply side of the story. And how the pandemic could affect those dimensions