Question

Most of the service stations decided to ________ gas prices after the gas war among them ende

Answer 1

Most of the service stations decided to reduce/decrease gas prices after the gas war ends.

Answer 2

Most of the service stations decided to decrease or reduce gas prices after the gas war among them ended.

When the war was going on they had increased the prices as the supply was not adequate.

As soon as the war ended many of the issues got resolved.

The supply became normal. So, the service stations took the step of decreasing the prices.