Consider an odd function g : R - R. (a) Choose the correct definition for g' (-a ) from the options below o g' (-x) = lim g( -ath) - g(-2) h-0 h og' ( -x) = lim g(x - h) - g(2) h-0 h og' (-x) = lim g(x th) - g(x) h-0 h og' (-x) = lim g( - (ath)) - g( -ac) h-0 h