Question $28$

SELECT $\_($please fill in this blank$)$

FROM Agent

WHERE Agent$\_$HireDate

CONCAT$($Agent$\_$Fname, $\text{'},$ Agent$\_$Lname$)$ AS 'full name', Agent$\_$Phone

CONCAT$($Agent$\_$Fname, Agent$\_$Lname$)$ AS full name, Agent$\_$Phone

Agent$\_$Fname & $""$ & Agent$\_$Lname, Agent$\_$Phone

CONCAT$($Agent$\_$Fname, Agent$\_$Lname$)$ AS 'full name', Agent$\_$Phone

Agent$\_$Fname, Agent$\_$Lname, Agent$\_$Phone