Need help with question 1 written response

Question 1(3 points) Jack" Campbell owned a retail store in a small town in Alberta. He was nearing retirement and decided to list the building for sale. He entered into a listing agreement with Julie Skogan, a local real estate agent. Jack was going to be out of the country so he authorized Julie to sell the building on his behalf provided the offer was for at least $500, 000. The listing agreement was to expire on October 31, 2022. During the term Julie showed the building to a number of people but did not receive V any offers. On December 1, Seth McDonald made an offer of $550,000 for the building and Julie accepted the offer on behalf of Jack. Is there a contract between Jack and Seth? Explain L177 l st nknnl