question_answer

Read the following passage and select the option which correctly fill blanks (i), (ii), (iii) and (iv).

___(i)___ is the point of origin of an earthquake. ___(ii)___ measures the strength of an earthquake by estimating the amount of energy released at the focus. The point vertically above the origin point on the surface of the Earth, is ___(iii)___. Seismic waves are detected, recorded and measured by ___(iv)___.

 

A)

(i)	(ii)	(iii)	(iv)
Epicenter	Seismograph	Focus	Seismologists

 

B)

(i)	(ii)	(iii)	(iv)
Focus	Seismology	Epicenter	Seismograph

C)

(i)	(ii)	(iii)	(iv)
Focus	Seismologists	Epicenter	Seismograph

D)

(i)	(ii)	(iii)	(iv)
Epicenter	Seismology	Focus	Seismologists