Hi,<br/><br/>"She displayed criminal <u>tendencies</u> even when she was very young."<br/><br/>Can one also say:<br/><br/>"She displayed <u>a</u> criminal <u>tendency</u>even when she was very young." ?<br/><br/>If yes, are there any reasons why one of the above is better than the other?<br/><br/><br/>Thank you.<br/>