23- author a research topic is :
A- ماكانت واضحه بالورقه
B- to get someone proofread your research
C- to get someone to author it for you
D- to get ideas from other and author them
24- if you want to compare groups over time , then your design is :
B- one-way ANOVA
C- between groups
D- longitudinal
لو سمحتو اش حلها؟