𝐂𝐡𝐨𝐨𝐬𝐞 𝐭𝐡𝐞 𝐫𝐢𝐠𝐡𝐭 𝐨𝐩𝐭𝐢𝐨𝐧.
We gave them ______ telephone number, and they gave us ______.

• our, theirs
• ours, theirs
• our, their
• ours, their