Alice who is three weeks old is in the substage of Piaget's sensorimotor development; she will latch on to and suck anything that is touched to her lips.

Simple reflexes

Explanation:

Simple reflexes occurs in child from birth to about 1 month old, at this stage infants exercise, refine, and organize the reflexes of sucking, looking, listening, and grasping. Alice being three weeks old and suck anything that touches her lips is going through this stage called the simple reflexes.

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.

your answer would b. the missisipi river

hope i you : )