Can someone help me answer these

Extra points & brainlest

All of the following are names of european islands except a. ireland b. iceland c. sicily d. jutland

Sandstones that form in aeolian (wind/desert) environments appear very different from other sandstones, such as those formed in a beach/ shoreline environment and in rivers on land. give three identifying properties for each of the three sandstones that would tell a geologist which depositional environment they formed in. consider things such as the relationship between transportation and grain size, shape, roundness, sorting, fossils and composition.

What are two australian geographical features that hindered early exploration? western plateau gulf of carpentaria great barrier reef great dividing range