always refill your gas tank or recharge your electric vehicle battery well before _____.\nhalf of your fuel…

always refill your gas tank or recharge your electric vehicle battery well before _____.\nhalf of your fuel or charge remains\nyour indicator light goes on or your charge falls below 20%\nthree - quarters of your fuel or charge remains\nyou reach your destination
Answer
Brief Explanations:
It is a good practice to refill or recharge before the indicator light goes on or the charge falls below 20% to avoid running out of fuel or power unexpectedly.
Answer:
your indicator light goes on or your charge falls below 20%