My father, an electrical engineer, patiently explained the confusing material in my science textbook. the underlined words are a(n) appositive phrase. absolute phrase. restrictive clause. independent clause

appositive phrase

An appositive phrase renames or describes a noun. It is extra information included to help clarify the reader something about the noun. In this sentence "an electrical engineer" helps the reader understand why the speaker's father is able to help her better understand the material in her science textbook. An appositive phrase is usually set apart from the rest of the sentence by commas and can be eliminated from the sentence without changing any meaning.

the african society basically suffered the consequences of colonization and apartheid directly attacking the black people, first, during the colonialism and its main idea which which "white people" had better rights, affecting   them principally in the right to establish black people in their territories, access to quality education and health services and took away any civil right even to the black people to feel they have the same opportunities as the settlers.