Think about the 3 syllables of architect. ARCH - I -TECT. Now relate the sounds of each syllable to the sounds of the Greek words. ARCH and arch. TECT and tekt of tekton. This would show that the meaning of an architect is some who is the chief or ruler builder, or the person who plans all of the building out.
The error in the sentence is the verb comes, It should be come because the subject is items, which is plural, so the verb needs to be plural. The sentence that makes this correction is B.