Adriana, Bandita, Chitra, and Daisy are four female students, and Amit, Barun, Chetan, and Deb are four male students. Each of them studies in one of three institutes – X, Y, and Z. Each student majors in one subject among Marketing, Operations, and Finance, and minors in a different one among these three subjects. The following facts are known about the eight students:

1. Three students are from X, three are from Y, and the remaining two students, both female, are from Z.
2. Both the male students from Y minor in Finance, while the female student from Y majors in Operations.
3. Only one male student majors in Operations, while three female students minor in Marketing.
4. One female and two male students major in Finance.
5. Adriana and Deb are from the same institute. Daisy and Amit are from the same institute.
6. Barun is from Y and majors in Operations. Chetan is from X and majors in Finance.
7. Daisy minors in Operations.

Who are the students from the institute Z?
A.    Chitra and Daisy
B.    Adriana and Daisy
C.    Bandita and Chitra
D.    Adriana and Bandita

Which subject does Deb minor in?
A.    Operations
B.    Marketing
C.    Finance
D.    Cannot be determined uniquely from the given information

Which subject does Amit major in?
A.    Operations
B.    Marketing
C.    Finance
D.    Cannot be determined uniquely from the given information

If Chitra majors in Finance, which subject does Bandita major in?
A.    Finance
B.    Operations
C.    Cannot be determined uniquely from the given information
D.    Marketing

Now all the questions can be answered.
1.  Bandita and Chitra
2.  Finance
3.  Finance
4.  operation.