Choose the best answer. A researcher wants to find out if spending an hour outside every day promotes increases in mood and mental health. To study this, the researcher selects individuals in a specific age group and divides them into two groups. One group is told not to spend persistent time outside. The other group is instructed to spend an hour of uninterrupted time outside. This model would best reflect a design. Group of answer choices

muslims have taken his goods and products to different parts of asia an indonesia. sometimes just traveled and trade, but in other occasions, stayed in the place and made a living.

trade was the key for muslims economies to prosper. their commerce routes reached far places like malaysia and java in the 11th century.

another important factor for prosperity was that muslim states served as the middle point for european traders.

they used to travel by land but sailing the seas -the indian ocean- really increase the exportation of products.

quote is the answer your looking for.