John Snow is known as the father of epidemiology.
In this essay "On the Mode of Cholera" he used both reasoned argument along with documentary evidence to show that cholera spread from person to person.
He gave examples of rows of houses on opposite sides to each other, and how all of the members in one row contracted cholera, while only one person on the opposite row contracted the disease.
What exactly do you mean?Are you asking how to spell construction?
Answer:
where everyone saying what they like in a particular place
Answer:
I have written a story so far.
she has visited London before.
we will finish the project.
Jane has traveled Turkey before.
Amy has already cleaned her room.
I hope you understood!!