A. hematoma forms, fibrocartilage callus forms, bony callus forms, bone remodelling b. thrombus forms, fibrocartilage callus forms, bony callus forms, bone remodelling c. embolus forms, fibrocartilage callus forms, bony callus forms, bone remodelling d. petechiae form, fibrocartilage callus forms, bony callus forms, bone remodelling