Which of the following statements in relation to GST adjustments is most correct? Select one:

1. If an entity registered for GST on a quarterly basis purchased an item for $8800 in the September 2018 quarter, the last adjustment period will be September 2023

. 2. If an entity which is registered for GST on a quarterly basis purchased an item for $2200 in the December 2018 quarter, the first adjustment period will be June 2019.

3. A decreasing adjustment under Division 129 means that extra GST is liable to be paid.

4. If you claimed a partial input tax credit to take into account some non-creditable use, then no adjustments are required to be made.

5. If an entity which is registered for GST on a quarterly basis purchased an item for $2200 in December 2018 quarter, the first adjustment period will be December 2020.