Which of the following is correct for the scenario: Services were provided in Singapore on 28th October 2019 by a permanent establishment outside Singapore, a tax invoice valued at $1,800 was issued on 18th December 2019 and full payment was received on 8th December 2019?

Place/timing/value of supply: Non-Singapore/18^th December 2019/$1,800.

Place/timing/value of supply: Singapore/8^th December 2019/$1,682.

Place/timing/value of supply: Non-Singapore/8^th December 2019/$1,800.

Place/timing/value of supply: Singapore/18^th December 2019/$1,682.