Choose the answer A, B, C or D to indicate the underlined part that needs correction

Choose the answer A,B,C or D to indicate the underlined part that needs correction:
1.During this one- day trip,you can watch birds and see crocodiles hunting for food and bats hanging on the trees .But you need to behave responsible.
A.hunting.        B.on.      C.responsible       D. one-day trip
10. The local people have jods in the nature reserve as guides and wardensand also hasa voice in how the project develops
A.have jobs.      B.as.     C.has.    D.how the project develops