If A = {set of letters of the word BOOK}and B = {o, b, k}, then
A = B
A and B are disjoint
A union B equals to 0
None of the above
If A = {letters of the word MEMBER} and B = {letters of the word REMEMBER}, then the sets A and B are
If A = {letters of the word CRICKET} and B = {letters of the word HOCKEY}, then A and B are ___.
If A = {x : x is a letter of the word SET} and B = {x : x is a letter of the word SETTEE}, then A and B are __________.