You are an auditor on the Bella Limited (Bella) engagement for the financial year ending 30 June 2018. Bella is a large Australian manufacturer of protective wear and equipment. You are currently planning the Bella audit and have noted the following information:

Bella Limited summary financial report items n i 53$; 2333:; 2018 (Sm) Sales revenue 573 545 Property, plant and equipment 112 102 Intangible assets1 242 249 Profit before tax 56 52 1 Intangible assets consists of goodwill and development costs. Change (96) 5.1 9.8 (2.8) 7.7 (i) EXPLANATION OF AUDIT RISK (4.5 marks) (ii) KEY ACCOUNT (iii) PRIMARY (1.5 marks) ASSERTION (3 marks) (iv) SUBSTANTIVE TEST OF DETAIL (3 marks) 1. 2 . Page 4 of 17 (i) EXPLANATION OF AUDIT RISK (ii) KEY ACCOUNT (iii) PRIMARY ASSERTION (iv) SUBSTANTIVE TEST OF DETAIL 3