Critical Reasoning (CR) | Re: Many industrialized nations are trying to reduce atmospheric concentra

Conclusion- Therefore, using eco-cement for new building will significantly help reduce atmospheric CO2.

It is a causal conclusion based on the premise 'Magnisium carbonate absorbs large amount of CO2'.

Prethinking - Eco-cement itself does not produce atmospheric CO2.

A. Probably fall is out of scope. Even Cost is also out of scope.
B. This is effect and is out of scope.
C. This talks about before development of eco-cement. Now we have eco-cement. So what about it? Out of scope.
D. This is what
...

---