State whether the given statements are true or false:

a. A cylindrical magnet has only one pole.[[1]]

b. Artificial magnets were discovered in Greece.[[2]]

c. Similar poles of a magnet repel each other.[[3]]

d. Maximum iron filings stick in the middle of a bar magnet when it is brought near them.[[4]]

e. Bar magnets always point towards North-South direction.[[5]]

f. A compass can be used to find East-West direction at any place.[[6]]

g. Rubber is a magnetic material.[[7]]