Order the following structures with respect to their increasing static indeterminacy.
A. A two-span continuous beam hinged at one end and rollers at the other supports.
B. A two span continuous beam fixed at one end and rollers at the other supports.
C. A fixed-fixed beam with two internal hinges.
D. A one bay one storey fixed-fixed frame.
1
C, A, D, B
2
C, A, B, D
3
C, B, D, A
4
C, D, B, A