Why was it necessary for poison gas to be developed?What was it hoped this new weapon would acheive?

Why are political parties important? select all that apply. so a country's leadership can understand where the country is headed. issues can be debated on and decided with a party then offered to the public. a country is not subject to the whims of one person who maintains absolute power. stances on issues remain somewhat flexible and allows a country to change its mind about the direction it wants to go as they go through the voting process. a coalition government is as strong as a two party majority government.

Apsychologist has developed a series of personality inventories and wants to determine if they are valid. one of the scales measures perfectionism, so he asks a colleague for advice on how to establish the validity of this scale. the colleague tells him that if he were to find a sample of people with personality disorder, these people would obtain high scores on a scale that measures perfectionism.

Push-and-pull factors contribute to