Which was NOT a new weapon introduced during WWI?

atomic bomb
airplane
poison gas

Atomic Bomb

Explanation:

The airplane had made its way as a machine of war in WW1 and chemical warfare was also used such as, "Mustard Gas." The Atomic bomb was not developed till the late stages of WW2.

the recession affected the european union during 2000 and 2001 and the united states in 2002 and 2003. some economists in the united states object to characterizing it as a recession since there were no two consecutive quarters of negative growth.

explanatio the recession affected the european union during 2000 and 2001 and the united states in 2002 and 2003. some economists in the united states object to characterizing it as a recession since there were no two consecutive quarters of negative growth.n:

b is correct

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