Bubba hard Bell landscaping to build landscape the grounds of his company. The contract states that Bella landscape will play 100 to bulbs 17 juniper shrubs, install a stone walkway and plant four Japanese maple trees in addition to establishing for flower beds sustainable flowers in exchange bubble will pay Bella landscape $4000 in which of the following cases would a modification be supported by consideration? Bubba agrees in writing to pay an additional $500 if Bella completes the project according in the existing contract terms, Bubba agrees to pay additional $500 in writing if Bella completes the project by established completion date Bubba agrees to pay $4000 on time according to the contract terms if Bella plants and additional two Japanese Maple trees Bubba agrees to pay an additional $500 if Bella plants an additional two Japanese maple trees