Those who are uninformed or unbelievers, will they not say that you are out of your mind?" – 1 Corinthians 14.2,23.

Dalili da aka ba aka ba da sassan yankunan da suka dace wanda masu sayarwa za su iya amfani da su don gudanar da bincike da gwada gwagwarmayar fasahar su da kuma inganta sakon su don sake tabbatar da masu amfani.
