2 Which of the following would be the best example of the type of consumer goods that were in demand when the Second World War
ended?
A Automobiles
B Better highways
C Commercial airplanes
D Railroad
passenger cars

im guessing the west of station b

it is given that trillions of microbes make up to 1% to 3% of the body mass.

let's take average of this percentage: 2%

consider the average mass of the human body as 70 kg.

then, trillions of microbes would have mass  

therefore, 100 trillion micro-organisms would weigh:

this is an approximate value and could change depending on the mass of the human body and percentage of the microbes present in it.

average mass per microorganism =

amplitude

hope this