Below are given two statements A and B. These statements may be either independent causes or may be effects of independent causes or a common cause. One of these statements may be the effect of the other statements. Read both the statements and decide which of the following answer choice correctly depicts the relationship between these two statements.

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Event (A):
The public transport company of city M has recently changed the routes of some roads to facilitate travellers.
Event (B):
The public transport company of city M has recently cancelled some routes because there were few commuters.