which of the following conduits is too thin to be threaded?\nfmc\nemt\nrmc\nimc

which of the following conduits is too thin to be threaded?\nfmc\nemt\nrmc\nimc
Answer
Brief Explanations:
EMT (Electrical - Metallic - Tubing) is a thin - walled conduit and is too thin to be threaded. Other conduits like FMC (Flexible Metal Conduit), RMC (Rigid Metal Conduit), and IMC (Intermediate Metal Conduit) can be threaded under appropriate conditions.
Answer:
B. EMT