$2.$ Which statement can best describe the concept of a three$-$tier framework?

Question $2$ options:

A three$-$tier framework consists of user tier, web server tier, and application server tier.

A three$-$tier framework consists of data tier, web tier, and logistic tier.

A three$-$tier framework consists of financial tier, information tier, and logistic tier.

A three$-$tier framework consists of data tier, human tier, and machine tier.