Ababy has been diagnosed with hemophilia. the mother reports that the child had started crawling and recently stopped. you recognize the child is potentially suffering from bleeding into the joint. you would instruct the mother to: (select all that apply):

a. apply ice to the affected area.

b. administer tylenol (acetaminophen).

c. put a gate across the stairs.

d. apply knee and elbow protectors.

all of the above