Why did photographers travel with their darkrooms in the 1800's?

(choose all that apply)

Question 3 options:

The chemicals had to be applied to a plate, in the dark.

It was too dangerous to mix photo chemicals in a downtown building

They sold advertisements on the sides of the big wagons and they made most of their money that way.

The photograph had to be made and developed while the chemicals were still wet

the chemicals had to be applied to the plate in the dark.

the photograph had to be made and developed while the chemicals were still wet

the chemicals had to be applied to the plate in the dark.

the photograph had to be made and developed while the chemicals were still wet

Explanation:

the ones that are losing there jobs

the dominoes began to fall. the surrender at appomattox took place a week later on april 9. while it was the most significant surrender to take place during the civil war, gen. robert e. lee, the confederacy's most respected commander, surrendered only his army of northern virginia to union gen. ulysses s. grant

explanation: