Question

they say the regulations would impede chinas economic growth, create barriers to market entry and impair the countrys security by isolating it technologically. source: new york times in this sentence, impede means to: unite closely or intimately be a hindrance or obstacle to cause to develop faster make widely or publicly known

Explanation:

In the context, regulations are said to have negative - impacts like creating barriers and impairing security. "Impede" here means to obstruct or be a hindrance.

Answer:

B. be a hindrance or obstacle to