The sudden introduction of driverless cars into New York City in 2016 created an (1) level of uncertainty for the city's taxi drivers, whose livelihood, dependent on the city's millions of "orphan" commuters, was now seemingly jeopardised by the what are in effect unlicensed taxis. Anticipating the drivers' anxiety, the government decided to (2) the licensing regulations by restricting fleets of driverless cars to neighbourhoods with below-average traffic.
(1) anticipated / elevated / imminent
(2) limit / extend / elaborate
*The GMAT Dojo also tutors the GRE to students aiming for entry to the Bocooni University's School of Management, the London Business School, and other MBA and management programs that accept GRE instead of GMAT.