World war 1 was like no other war because both sides used new inventions such as deadly poision gas, heavily armed vehicles called tanks, and machine guns that could fire 600 bullets a minute? true or false

the correct answer is:

true

i am an online student and after i submit my quizzes, it gives me the correct answers to any that i may have missed. the answer to this question is true

The answer is a. Increased energy use leads to increased economic growth.

Increased energy used means that there is an economic growth. More people are employed and are using energy for production of their work. Energy in different forms is used to run industries and offices. It means that it is an indicator of economic growth.