Select the actions a corporation can take to encourage ethical behavior.

a$.$ Pass laws

b$.$ Ensure that employees know they won't be punished for ethical violations

c$.$ Punish whistle$-$blowers

d$.$ Protect whistle$-$blowers

e$.$ Create high$-$stakes competition among workers

f$.$ Demonstrate leadership commitment to ethics

g$.$ Provide ethical guidelines and enforcement for industry members

h$.$ Establish ethics officers

i$.$ Create ethics code