Which stepped up the attack, what grammatical name is given to the expression?

a). Adjective or relative clause.

b). It functions to modify the noun 'bees.'

Explanation:

The Adjectival clause, which is also popularly known as the relative clause, is characterized as the dependent clause that primarily functions to modify or qualify a noun or pronoun by providing details/descriptions about them.

In the given sentence, the clause 'which...attack' is the adjectival clause as it functions to modify the noun 'bees' in the sentence. It is dependent as it begins with a relative pronoun 'which' and thus, it requires the principal clause to accomplish its meaning completely.

you can infer that to folke dude was spying for allied nations

- "there are several movements that doris lessing was associated with. first of all, communism. she pursued her communist beliefs and included them in her writing, and was also a member of several communist book clubs. she is also strongly associated with feminism, her fight for equality and women's rights.

doris lessing is the kind of writer who has followers, not just readers. they have been engaged to her chiefly because of her involvement in major problems, such as politics and woman-ism."