Because they didn't think it was safe or in other words appropriate for other people to see
An outgoing, adventurous man, Du Camp also pioneered in photography and published works in virtually every literary genre.
In 1851 Du Camp founded the Revue de Paris and in it published Flaubert’s great novel, Madame Bovary; To La Revue des Deux Mondes, Du Camp contributed his Paris, ses organes, ses fonctions et sa vie, 6 vol
True. I take Photo 1 and it's important to agitate it.
The answer is C. i just took the test