WRITING (PART A—–(–1))=BY THE CHANGE IN XVALUES. THEREFORE,(3–(20)MUL...

21. d.In Part 4, the adverb typicallyis misused as anmeet this rising demand to the main clause.adjective to modify the noun wire. Choices a,b,Retaining the word than would introduce aand c do not contain nonstandard uses offaulty comparison into the sentence. Choice aisincorrect because the comma it seeks to removemodifiers.