The answer is B.The respiratory system supplies the oxygen that the cardiovascular system transports to the different cells for the production of energy.
B and E, since not everyone believes in supernatural beings or the affects of astrological signs
Because thelogarithm<span> is the inverse function of the exponential operation, i.e.: if ab=c a , then b=</span>log<span>a(c) b = </span>log<span> a ( c ) .</span>