A number of new agricultural products have been ____ produced for 10 years (success ) You will find a wide ____ of choices available in school cafeterias (vary)

Find the one mistake (A, B, C or D) in these sentences and then correct them: 1/ (A) Her brother is (B) interested in (C) to join the (D) English Club. 2/ We know that (A) there is (B) no point in (C) help the pupils (D) at the present. 3/ A (A) preferred (B) profession (C) among children is (D) the building sandcastles.