Which of the following scenarios would the national highway traffic safety administration be involved in?
investigating the use of a faulty gearbox in a semitrailer
determining the number of cars sold in the country in a year
building railways within city limits
modifying the fuel efficiency standards for new cars
setting the emission standards of an automotive factory
nextreset

investigating the use of a faulty gearbox in a semitrailer

and

modifying the fuel efficiency standards for new cars

Explanation:

the game was released on september 15, 2015 for microsoft windows and os x, and on july 17, 2016 for linux. fox expressed interest in releasing undertale on other platforms, but was initially unable to port it to nintendo platforms without reprogramming the game due to the engine's lack of support for these platforms.