1- The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.
a- Methods
b- Research
c- Design

2- Research is …………….
a- Systematic
b- Haphazard
c- Random

3- if we do Research we must get…………….. related to the materiel.
a- no result
b- Success
c- result

4- the first step of doing the Research is ………………………….
a- feeling problem
b- feeling of responsibility
c- feeling of presence