[Q]: Germany took steps to increase the use of renewable natural resources. Today, they are the leader in using renewable resources. Most of their energy requirements are met with renewable natural resources. But it's not the case with nearby Russia. Russia has been heavily depended on non-renewable natural resources. With the discovery of huge gas and oil reserves there is no sign that situation would change in Russia any time soon. Would Russia contribute more or less to greenhouse gases than Germany?
****
[A]: more

[Q]: Bill and Paul were farmers. Bill used insecticides to get read of aphids, while his buddy farmer Paul didn't. Which farmer didn't use an insecticidal soap solution to kill aphids?
****
[A]: Paul

[Q]: City D's mayor wants to invite more businesses in the city. Three firms, firm A, firm B, and firm C, took advantage of this opportunity. Firm A does not require large initial costs, but firm B and firm C require large initial costs. Firm B managed to increase its market share, but firm C failed to increase its market share. Would firm C's average total cost decline or not decline?
****
[A]: not decline

[Q]: A group of researches studied the green house gas emissions and their effects on Earth and people during the eighties compared to the twenties. The eighties produced way more green house gasses than the twenties did. During which decade did Earth experience a decreased average global temperature?
****
[A]:
twenties