Which set of steps could be used to solve this story problem? A garden has 7 rows of plants. The first 5 rows are vegetables. The last two rows are flowers. Each row of vegetables has 3 yellow squash plants and 4 green squash plants. How many squash plants are in the garden? A. Multiply 7 times 3. Multiply 7 times 4. Add the two products. B. Multiply 5 times 3. Multiply 5 times 4. Add the two products. C. Add 7 and 5. Multiply by 3. Add the product to 4. D. Add 3 and 4. Multiply by 5. Add the product to 7.