The phrase "added the most difficult" is correct and usable in written English.
It can be used when referring to something that has been included or incorporated that is considered to be the most challenging aspect of a task or situation.
Example: "In the final round of the competition, the judges added the most difficult challenge to test the participants' skills."
Alternatives: "included the hardest" or "incorporated the toughest".
Khanfar added: "The most difficult situation the media has found itself in in the Arab world is polarisation and utilisation.
In his witness statement, Gascoigne added: "The most difficult and damaging thing was being convinced for years that I was being bugged in some way, which had a far more terrible effect on my mind, even though I also thought that my friends and family were leaking information about me".
He adds: "The most difficult thing is that in the past the employees would listen to their bosses, but now they don't have any bosses they have to listen to the users".
The actor added that the most difficult scene he's ever had to perform on the show is coming up this season.
EU leaders last week told May it was time to "lay the cards on the table" if a Brexit deal was to be done on time, adding that the most difficult issues were yet to be resolved.
He added: "The single most difficult thing we have to face today — and we face it still — is the risk of this new type of terrorism and extremism based on an ideological perversion of the faith of Islam combined with technology that allows them to kill people on a large scale.
"It's something to get used to," said Frank Colli, the owner of J & C Commodities, a sugar trading company, adding that the cramped quarters and added noise were among the most difficult things to adjust to.
Mr. Caulfield added: "It's probably the most difficult show I've ever been in, because you're onstage the entire time.
Mr. Beah added that now is the most difficult time to be a child, anywhere in the world.
It adds: "This might seem the most difficult point of all to prove but it simply involves getting a CRB check done".
While adding wires can be the most difficult and expensive way to connect computers, it can also be the surest connection, allowing information to flow at about 100 megabits per second, sufficient even for streaming video.
