The car, called the I.D., is expected to cost less than $30,000, which is less than both the Tesla Model 3 and the Chevrolet Bolt. It will have much longer range, able to go almost 375 miles on a single charge, the automaker said at a presentation ahead of the Paris Motor Show. The catch: It won’t go on sale until 2020, and there’s no telling how much competitors’ electric cars will have improved by…