In Thrombotic Thrombocytopenic Purpura (TTP) which of the following is true?

d. Both PT and APTT are normal

In Thrombotic Thrombocytopenic Purpura (TTP), both prothrombin time (PT) and activated partial thromboplastin time (APTT) are typically normal, as the condition is primarily associated with microangiopathic hemolytic anemia and thrombocytopenia rather than a coagulation factor deficiency.