The correct answer is option A,
Reason - The density of outer core is less than the density of inner core density and thus among all the given options the more probable answer is option A
the answer to your question is 1 1/8
Most macteria canot grow well in acid fluids like pickle juice. so its the combination of salt and acid. as for fungi, i can only guess..... many bacteria dont grow well if the temperature is coldish or if the conditiones are very salty or sugary