Which techniques should you perform to prevent excessive bleeding when administering an ...

Which techniques should you perform to
 
  prevent excessive bleeding when administering an intramuscular injection to a patient who is on anticoagulation therapy? (select all that apply)
  a. Using the smallest possible injection needle
  b. Injecting the drug slowly, over at least a 60-second period
  c. Applying pressure to the site for at least 5 minutes after the injection
  d. Ensuring that the needle is placed within a previous injection puncture site
  e. Cleansing the skin at the injection site for at least 30 seconds before the injection
  f. Applying warm compresses to the site for at least 15 minutes after the injection