Classify (1) to (4) as fact (F) or opinion (O), based on your reading of The Third Level.
(1) First day covers are never opened.
(2) Grand Central is growing like a tree.
(3) President Roosevelt collected stamps.
(4) Sam was Charley’s psychiatrist.
A. F-1,3,4; O-2
B. F-2, 3; O-1,4
C. F-2; O-1,3,4
D. F-3,4; O-1,2