1. Suppose a project was launched on "Developing new curriculum to improve Biology teaching in Ethiopian Secondary Schools". The project took four years of implementation, and phased out. Project implementing agency wants to study the impact of the project. Suppose you are selected as an impact evaluator, and requested to develop a theory of change, using results-chain analysis. Discuss on which components of results-chain analysis the following are categorized and why

a.Teachers took training about the new curriculum

b.Books are purchased depending on the new curriculum

c.Laboratories are arranged accordingly to facilitate the new curriculum

d.Teachers start to teach the students using a new curriculum

e.Students practice theories and theorems of physics according to the new curriculum

f.The performance of students with regard to physics shows improvement

g.Students' class dropout because of physics has shown tremendous reduction

h.Problem solving demonstrations become familiar in both public and private institutions

i.Country's use of the state of the arts technologies make the economy better and people started to reap the fruits of the economy.