Critique the following article. "Ahmadi, D., Amarnani, E., Sen, A., Ebadi, N., Cortbaoui, P., & Melgar-Quionez, H. (2018). Determinants of child anthropometric indicators in Ethiopia. BMC Public Health, 18 https://doi.org/10.1186/s12889-018-5541-3 "

a) What is the research design used by the authors?

b) Why did the authors use the t-test?

c) Do you think it's the most appropriate choice? Why or why not?

d) Did the authors display the data?

e) Do the results stand alone? Why or why not?

f) Did the authors report effect size? If yes, is this meaningful?

g) What is the social change implications in the article?

Support arguments with at least three scholarly articles