Which of the following statements is true?

a. The banking system collapse in the Great Depression was at least partly caused by a fear of bank runs.

b. Government attempts to deal with the Great Depression’s banking distress were too weak to prevent it.

c. Bank distress in the Great Depression was not reduced by federal deposit insurance.

d. In the Great Depression, the Federal Reserve System did not adopt efforts to ease banking distress until 1932.

e. All of these are true.