The phrase 'arises from' should be followed by an article 'a' to precede the singular noun 'combination'.

The noun 'society' should be pluralized to 'societies' to match the plural form used earlier in the sentence ('inclusive and equitable').

Inserting the indefinite article 'an' before 'unequal' improves the sentence flow and adheres to the rules of English grammar regarding the use of articles before adjectives.

Adding the indefinite article 'a' before 'more' provides a clearer structure and is necessary for the grammatical integrity of the sentence.

Adding the determiner 'the' helps specify the group being referred to, making the text more precise and grammatically correct.

IELTS Essay Band 8.5: Gap between the rich and the poor