Pls help me with these questions will mark brainiest. 100 points

Need hurry need the answers you. which chinese city is located just to the north and west of macao and hong kong? a shanghai b pusan c beijing d guangzhou. 2. what land feature between china and mongolia? a south china sea. b yellow sea c the himalayas d the gobi

Look at the photo i can’t do geography

Which of the following best describes the circumstance under which countries block the importation of certain products into their country? a. importation blockade b.trade barrier c.trade inhibitor d. domestic protection act