枝条着生位置愈高，顶端优势愈强，修剪时要注意将中心主枝附近的侧枝短截、（），来缓和侧枝长势，保证主枝优势地位。内向枝、直立枝的优势强于外向枝、水平枝和下垂枝。

A.疏剪

B.密剪

C.重剪

Which of the following nursing interventions is most important postoperatively for an infant who has received a ventriculoperitoneal shunt（）

A. Monitoring intake and output.

B. Initiating oral feedings.

C. Allowing the infant to rest undisturbed.

D. Providing age-appropriate diversionary activities.