Answer:
He chose peas because they had been used for similar studies, are easy to grow and can be sown each year.
Explanation:
I just saw the answer on the website :)
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D. Combination of exercises which the client can enjoy and
likes. 
For most people, exercise is a taxing. It’s a lot of hard
work and sometimes the kind of exercise to be done makes it even harder to do.
That’s why it is very important for a workout to be a combination of exercises
that a person likes or enjoys. This may involve plenty of trial and error.
However, most people already have a hobby or a certain activity that they like to
do. To make an exercise or workout effective, it would be best to tap into
their interests.
        
             
        
        
        
The part of earth where life exists is called the Biosphere .
        
             
        
        
        
Behavioural adaptations are learned or inherited behaviours that help organisms to survive, for example, the sounds made by whales allow them to communicate, navigate and hunt prey. Crab larvae use sounds to help them find suitable habitats so they can settle and metamorphose (change into an adult form).
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