Which statement regarding telemarketing is most accurate?

Multiple Choice

Many firms are considering shifting their direct$-$mail and door$-$to$-$door budgets to telemarketing techniques.

Direct mail is typically viewed as a more efficient means of targeting consumers than telemarketing.

Telemarketing has become more effective as a result of the National Please$-$Do$-$Call registry legislation.

Shopping bots are computers that place automated or $$robo$($i$.$e$.,$ robotic$)$ telemarketing calls.