Evidence to prove identity

In criminal cases, after proof that the offence has been committed, evidence may be given to show that the accused person– (a) had or had not a motive for committing the offence; (b) had or had not the means and opportunity of committing the offence; (c) that he made preparations, or threatened, to commit the offence; or 29 (d) possessed or did not possess the special knowledge, skill or peculiarity revealed by the offence itself or the mode of committing it.