Which word is placed second in alphabetical order: Orange, Apple, Mango, Banana?

D. BANANA

Arrange the following words in alphabetical order: Dog, Dolphin, Deer, Duck.

A. DEER

In the series A, B, C, D, E, F, G, how many times does the letter 'C' appear?

A. 1

Which of the following is NOT a valid word formation from the root 'inform'?

A. INFORMATION

In a certain language, 'DOG' is coded as 'EPH'. What is the code for 'CAT'?

A. DBU