What does not belong to the recruitment plan is ().

Analysis: The recruitment plan is an action plan to concretize the contents of hiring decision for easy implementation, which mainly involves the following contents: ① Selection of recruitment channels. ② The size of the recruitment scale. ③ Estimation of recruitment time. (4) recruitment scope. ⑤ Recruitment budget. Item A belongs to determining the recruitment scale; Item b belongs to the recruitment budget; Item D belongs to the choice of recruitment channels.