In a class of students, there are four students: Alex, Brian, Charlie, and Diana. Each student has a different favorite subject: Math, Science, History, and Art. Alex does not like Math or Science. Brian's favorite is not History. Charlie likes Science. What subject does Diana like?

D. ART

If 'APPLE' is coded as 1613125, what is the code for 'LEMON'?

B. 12141315

Identify the missing letter in the series: Z, X, V, T, ?

B. S

You receive a suspicious email asking for personal information. What is your reaction?

C. REPORT THE EMAIL TO YOUR IT DEPARTMENT OR RELEVANT AUTHORITY.

If A is the brother of B, and B is the sister of C, what is the relationship of C to A?

B. BROTHER