(b) Compute the taxable income of WPL for

问题：

(b) Compute the taxable income of WPL for the relevant tax year under the appropriate heads of income. Your answer should give clear reasons/explanations for the inclusion or exclusion in the computation of taxable income of each of the items listed above. The reasons/explanations for the items not listed in the computation of taxable income should be shown separately. Specific marks are allocated for this part of the requirement. (24 marks)