2. Consider the table ACTIVITY (customerid,fname, lname,address,zip,status,partid,date,price,quantity, color,material) and the FDs customerid- fnarne.lna ne.address address-zip zip status partidprice,material customerid.partid- date,quantity For each of the following decompositions, determine (i) if lossless join holds each table in the decomposition the normal forms of (a) CUST(customerid,fname, name,address), CUSTADD(address,zip), CUSZIP(zip.status), PART (partid,price,material), BUY(customerid,partid,date,quantity (b) CUST(customerid,fname.lname,address,zip,status), PART(partid,price,material,quantity BUY(customerid.partid.date)