Roger is highly competitive and always asking people if they want to "bet' on things. Justin invites Roger out for a game night, but Roger refuses to go and claims that Justin is too competitive. According to Freud Roger is displaying
defense mechanism.
O a. displacement
O b. projection
O c rationalization
O d. denial

b. lifting dumbbell weight at 20-degree angle from the body after a 45-degree angle

c) up

hope this

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 =