QUESTION 2 2.1 When is PERT (program evaluation and review technique) project management technique the preferred technique over the CPM (critical path method) technique? (2) 2.2 Describe any four (4) factors that may hinder or delay the completion of the renovation project of your bedroom. (4) 2.3 The activities shown in the following table are for the construction of a new hospital in Polokwane. The time estimates are all in months. Samsung Quad Camera Shot with my Galaxy A21s