What are the mm dimensions of the Plustek Mobileoffice D28 Corporate?
CREATE TABLE table_20790 (
    "product" text,
    "dimensions (mm)" text,
    "dpi" real,
    "pages per minute (color)" real,
    "max page size" text,
    "interface" text
)
SELECT "dimensions (mm)" FROM table_20790 WHERE "product" = 'Plustek MobileOffice D28 Corporate'
Below are sql tables schemas paired with instruction that describes a task. Using valid SQLite, write a response that appropriately completes the request for the provided tables. ### Instruction: What are the mm dimensions of the Plustek Mobileoffice D28 Corporate? ### Input: CREATE TABLE table_20790 (
    "product" text,
    "dimensions (mm)" text,
    "dpi" real,
    "pages per minute (color)" real,
    "max page size" text,
    "interface" text
) ### Response: SELECT "dimensions (mm)" FROM table_20790 WHERE "product" = 'Plustek MobileOffice D28 Corporate'