Statements: R δ B, B © N, N @ T Conclusions: I. N @ R II. T δ B III. T δ R

R > B ...(i) B ≥ N ...(ii) N < T ...(iii)
From (i) and (ii) R > B ≥ N or N < R
Hence I is true
From (ii) and (iii) B and T can't be compared.
Hence III does not follow. Nor does III subsequently.