1.2. Determine the validity of the following statements. If they are true, write "TRUE", and if theyare false, write "FALSE." \text { a) }|\boldsymbol{A} \cup \boldsymbol{U}|=|\boldsymbol{A}|+|\boldsymbol{B}| \text { b) }|A

\cup B|=|A|+|B|-|A \cap B| \text { c) }|A \cup B \cup C|=|A|+|B|+|C|-|A \cap B \cap C|