Circle the underlined word or phrase ( A, B, C or D)needs correcting

Question 5. Circle the underlined word or phrase ( A, B, C or D)needs correcting 
1. I take up this hobby when I cam back home from the Arts Gallery last year.
       A                                B       C                      D
2. They perpare carefully for the perform when there is a festival.
                A                        B             C                          D
3. The students usually tidy the school yard in Saturday mornings.
                A                        B                             C                     D
4.  How many oranges and how many milk do you want?
                A            B                      C          D
5. Eating a lot of salt and sugar is not good for your healthy.
          A             B               C                                       D