Architects of the Cathedral of St. Mark in Venice relied on a Greek-cross plan, marking each square unit with a separate __________

What is the term for the poetic device of repeating consonants in adjacent words?

A) ?assonance B) ?alliteration C) ?cadence D) ?vernacular

Without ____ the person seems glued to the top edge of the screen.

Fill in the blank(s) with the appropriate word(s).