Which is a positive effect of the technological advance of going from a compass to a gps?

a. the gps gives more accurate information.

b. the gps is less expensive.

c. the gps is easier to manufacture.

d. the gps uses less electricity.

Option A, The GPS gives more accurate information.

Explanation:

GPS stands for global positioning system in which the satellite sends information regarding position any individual, place or thing in terms of bearings (latitude and longitude) with respect to time.  There are total 24 satellites that rotate around the earth  twice with in a period of 24 hours and hence are capable of locating the position of any object more accurately as compared to compass.  Also the percentage accuracy of GPS as compared to a compass is extremely high  

Hence, option A is correct.

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?