11ac Any mu.(8-8)scle having 3 points of attachment at one end, especially the large muscle at the back of the upper arm. (7) 12ac Branch 0f zoolgy concerned with the study of snakes,(9) 15ac OIIfficia order or sanction, from Latin, literally,`let it be done` (4) 16 and 26ac 14th and current president of Nigeria,elected in April 2o11 (8-8) 31ac Second-year student at a hgh school or college in North America. (9)