Timers at traffic signals, that help motorists save fuel by switching off their engines while waiting, will soon be phased out due to technical _______.

Options

A. symbols
B. illuminations
C. glitches
D. streamers

Explanation

A glitch means a sudden, usually temporary malfunction or fault of equipment. The given question states the fault in timers at traffic signals. Hence, ‘technical glitches’ will be the most appropriate answer.