P `ox` Q means P is greater than Q.
P `underline(©)` Q means P is either greater than or equal to Q.
P = Q means P is equal to Q.
P @ Q means P is smaller than Q.
P `underlinecancel("@")` Q means P is either smaller than or equal to Q.
Statements: `Y ox N, T @ N, A = Y, J underline(©) A`
Conclusions: I. J = Y II. Y @ T

Options

A. if only I is true,
B. if only II is true,
C. if either I or II is true,
D. neither I nor II is true

Answer

D

Explanation

Step I: We first decode entire questionnaire. We have
Statements: `Y gt N, T lt N, A = Y, J ge A`
Conclusions: I. J = Y II. `Y lt T`