Final answer:
The weak accounting system and lack of internal controls in Jako Corp affect the factor of Competence in client acceptance for the audit.
Step-by-step explanation:
The weak accounting system and lack of internal controls in Jako Corp would affect the factor of Competence in client acceptance for the audit. Competence refers to the ability of the client's management and accounting system to produce accurate and reliable financial information. The weak accounting system and few internal controls indicate a lack of competence in Jako Corp's financial reporting processes.