Consider the following data in the Toy Invoice Database:

Invoices:

Invoice $|$ DateSold

$22-4564276|5/2/2022$

$22-4564277|6/8/2022$

$22-4564278|11/5/2022$

$22-4564279|8/25/2022$

Products:

ProductNumber $|$ ProductName $|$ ItemPrice

AX$-34524|$ Purple Teddy Bear $|20$

BY$-23456|$ Batman Lego Set $|140$

AX$-54524|$ Teal Teddy Bear $|30$

BY$-23586|$ Wonder Woman Lego Set $|200$

Vendors:

Vendor Number $|$ Vendor

$1|$ Fao Schwartz

$2|$ The Lego Store

Orders:

Invoice $|$ Vendor Number $|$ ProductNumber $|$ QtySold

$22-4564276|1|$ AX$-34524|6$

$22-4564277|2|$ BY$-23456|10$

$22-4564278|2|$ BY$-23586|3$

$22-4564279|1|$ AX$-34524|1$

For table INVOICES, identify the primary key. Select None If the table does not have a primary key.

Group of answer choices

Invoice

None

DateSold