Help me please this is timed Half of the subjects (the study volunteers) were given a placebo. The other half were given the vaccine. This created two groups: the placebo group and the vaccine group. The study used a random process to choose which subjects were assigned to each group. Why would subjects be randomly assigned to the groups?

It warportant fact about the wounded soldiers is reflected by the repetition of the bolded sentences in the excerpts from "in another country" by ernest hemingway? a. it establishes the irony that, although the wounded soldiers have physically left the warfront, the war continues to haunt them psychologically it shows the gradual loss of hope and growing depression of the wounded soldiers and their need for distractions b. c. it establishes the wounded soldiers' determination to shun war and disobey military commands to return to the front after they recover. d. it shows the wounded soldiers' sadness and disappointment at the lack of gratitude from the people they risked their lives to protect e it shows the wounded soldiers' belief that the war would never end, even as thousands of soldiers were killed or wounded and sent to hospitals.

Which answer best explains the consequences of the mass hysteria that took place during the salem witch trails

Imagine that you have just moved to a new city. write a short letter to your best friendtelling him or her about the move. be sure to include the date and your new address. use additional paper ifnecessary