In the questions below, some relationship have been expressed through symbols as shown below.
`phi` means less than
`Delta` means not greater than
`-` means equal to `+` means not equal to
`xx` means not less than
`=` means greater than
Study the meaning of these symbols and pick up the correct answer from the answer choices for each of the questions below:
If `A gt B , B gt C` and `C gt D` , then which of the following conclusions is definitely wrong ?

Options

A. `A gt D `
B. `A gt C `
C. `D gt A`
D. `B gt D`

Answer

C

Explanation

According to the equation
`A gt B " " … (i)`
`B gt C " " … (ii)`
`C gt D " "`…. (iii)
From (i), (ii) & (iii) , it is clear that
`A gt B gt C gt D " "` … (iv)
So , `A gt D`
So `D cancelgtA`.