The evolution of sexual reproduction

After the evolution of sexual reproduction lead to the selection for eggs and sperm, a fundamental asymmetry in reproductive strategies evolved that resulted in sexual selection in many species. Which one (or more) of the following is not a typical consequence of intersexual selection? (Note: points will be deducted for a wrong answer here.) Select one or more: a female choice of mate(s) O b. sperm competition Oc male competition Od infanticide