Alex was invited to a formal dinner by his manager. He was not sure about the use of the different cutleries for each course. He watched the other diners seated beside him and followed their use of knives and forks. This is an example of .

The answer is modelling.

Explanation:

Modelling is a learning method that consists in observing and imitating other people's behaviour. Although it is more common in children, it is also present in adults when facing new situations.

The reproduction (or imitation) stage of modelling can be immediate or delayed. It may also be unconscious, something especially prominent in early chilhood.

for many centuries there were important factors which the economies of the muslim empires developed increasingly. they applied economic procedures in production, investment, finance, taxation and property. they used to tax certain goods (for example: harvest), they charged interest on money lent, they signed contracts with merchants; they relied on a common currency, and they used checks as well as promissory notes. with the money collected by means of taxation, the government provided the needy with an income. in addition, trading networks covered huge distances, so far regions started to have contact and exchange goods. this trade network covered areas of asia, africa and europe.