Hi everyone! I'm Fernanda, from Argentina. I'm 17 years old.<br/><br/>I need some help with this problem, I hope you can help me to know the right option...<br/><br/>"<b>While we are in London we'll be going on a guided <i>___</i> of the Tower of London."</b><br/><br/><font color="#800080">a)tour b)trip c)view</font><br/><br/>PS: Sorry for my English. Thanks!