Which of the following best describes why some Indians consider the salt march a failure?

Some Indians consider the salt march a failure, because the protesters were beaten and arrested.
Some Indians considered the salt march a failure, because the British declared war on India.
Some Indians considered the salt march, a failure, because Indian still had limited power to govern themselves.
Some Indians considered a certain much a failure, because Gandhi resigned from the Indian national Congress.

Some Indians consider the salt march a failure, because Indian still had limited power to govern themselves.