Federal regulations require every commercial motor vehicle (CMV) to carry which of the following?

Federal regulations require every CMV to carry one of the following warning devices in case the driver must stop the CMV on the road: three reflective triangles, three liquid-burning flares, or six fusees. Federal regulations also require every CMV to carry a fire extinguisher and spare fuses if the CMV uses fuses. Your state may also require extra emergency equipment such as a first-aid kit on certain vehicles. [49 CFR 393.95]