A doubly reinforced beam is one in which

A) reinforcing bars are provided in two layers at the bottom of the beam.
B) reinforcing bars are provided in two layers at the top of the beam.
C) reinforcing bars are provided at the top and bottom of the beam.
D) reinforcing bars are provided in bundles of two bars.
E) none of the above.


C) reinforcing bars are provided at the top and bottom of the beam.

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