A) Bias
noun
prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
Answer:
Consuls could veto each other’s decisions.
Explanation:
In the history of Rome, during the period of Republic consuls had the highest rank in the country, which enabled them to led the army, administrate the political affairs. But, still as the Romans were afraid that the consul could take too much power for himself, they have decided to introduce two consuls, and through that to prevent this type of things from happening. One of days for doing that is the possibility that one consul could veto the decision of the other one.
China joining WTO is a major step in its economic development. This is because it enabled China to capture many markets and attract foreign investment which contributed to the loss of millions of jobs in the Western World. As a result of opening its borders, China experienced unprecedented economic growth
2 is the only one I would go with