Conference committees are established when: Group of answer choices Standing committees are unable to reach agreement on bills The House and Senate pass different versions of the same bill There is a major scandal or crisis that needs to be investigated The president requests Congress to conduct a special study on some problem the nation is facing

The house and senate pass different versions of the same bill

Explanation:

A conference committee is a make shift joint committee, consisting of House and Senate members, formed basically to resolving differences in a bill that has passed through both chambers . Here, both chambers - House and Senate passed different versions of the same bill hence requires reconciling the differences in the bill by the conference committee.

The committee is usually formed to resolving differences between the upper and lower house on important and major legislation that are controversial in nature.

answer; (d) none of the above;