A: i think is the right answer.
The faulty logic in this sentence is an example of an either-or-fallacy. Given the construction of this type of fallacy it posits that the potential outcomes of a situation are usually a singular event such as in this example the only result is a prolonged strike and it will be economically crippling, this may happen but a variety of options could happen as well.
It so your answer to this question would be A
Answer:
"geo-" is the root word; "-logy" means 'the study of.'