Answer:
Physical labour is that in which the labourer has to undergo a great deal of physical exertion. 1. Mental labour involves a lot of intellect of an individual.
Explanation:
physical labour:
Rickshaw pullers, cobblers, tailors, weavers, iron-smiths are examples of physical labour.
mental labour:Teachers, accountants, doctors, managers etc., are good examples of mental labours.
Answer:
Right choice is:
b. to collect scientific and practical information of the land.
Explanation:
The main purpose of the expedition was to explore and map the new territory recently acquired, the Louisiana Purchase, find a route to the West and the Pacific and establish an American presence before Britain or other powers would do it. The secondary goals were scientific and economic: to get to know the flaura and the fauna and make trade contacts with the Indians.
During the Crusades, VeneTan ships carried Crusaders east and brought back riches from these countries.
This led to the development of many trading centers that operate in trading various type of commodities internationally, which led to economic Growth all across Europe.<span />
Answer: Aids from other countries and cities.
