Adapt the speech you delivered in Lesson 2 to an audience of professionals, teachers, and parents. The audience expects a more formal delivery. Your listeners also expect you to use media such as images and audio to make your speech more convincing and easier to understand.

c? not a 100% sure

explanation:

are the options?

consonant blends (also called consonant clusters) are groups of two or three consonants in words that makes a distinct consonant sound, such as "bl" or "spl." consonant digraphs include bl, br, ch, ck, cl, cr, dr, fl, fr, gh, gl, gr, ng, ph, pl, pr, qu, sc, sh, sk, sl, sm, sn, sp, st, sw, th, tr, tw, wh, wr.