True about ligament injuries around knee are all EXCEPT:

Option a- Swelling occurs after any injury mainly due to inflammatory mediators which release after injury in local tissues. As ACL,PCL are hypervascular structures the amount of mediators released is much more so swelling in ACL injury is much more and is released earlier comparing to injury in menisci Option d - Beighton score is used to predetermine predisposition to ligament injury. Laxity of ligaments and other cailage tissue in body is assessed. If score >= 4-Ligament injury is meant to occur. Medial menisci - Apley grinding test, McMurray test ACL- Anterior drawer test and Lachman test