I need a help) What the types of sentences the are: 1. Children were allowed to view the fossils provided that they did not touch them. - I see here Mixed conditional, but not sure about that. 2. Were ot not for the aerial photos theu took, they would have found the ancient city"s remains. - and again I see here in the second part of sentence Third Conditional, but the beginning messed me up. What are they can be? Subjonctive, Mixed Conditional?