Why did british general thomas gage probably want to seize supplies at lexington?

The British had heard that the colonists were storing gunpowder in Concord. ... There were a few reasons why General Gage sent his British troops to Lexington and Concord in 1775. The British had heard that the colonists were storing gunpowder in Concord. They wanted to move to Concord to capture the gunpowder

aka why they say "THE BRITISH ARE COMING"

the answer is b for brother