Concerning intra-articular fractures at knee which of the following statement is true: A Early knee mobilization is inadvisable Intercondylar fracture of femur quite often

Concerning intra-articular fractures at knee which of the following statement is true:

A Early knee mobilization is inadvisable

В Intercondylar fracture of femur quite often leads to avascular

necrosis

С Non-union of tibial condyle fracture is common

D Extraarticular adhesions play no role in producing joint stiffness

E Displaced intra-articular fractures usually need open reduction.