The answer would be a. spoken and written language because without a solid understanding of this it would be hard to verbally communicate, thus making this the best choice out of the four.
Answer:
Q1: A Dead Drop is simply an agreed upon spot where you and your contact can leave a message for one another without actually meeting in person. They're typically used in conjunction with a “Signpost,” or a place where a signal is left which conveys the drophas been loaded.
Q2: It is used to pass items or information between two individuals (e.g., a case officer and an agent, or two agents) using a secret location. By avoiding direct meetings, they could maintain operational security.
Q3: I think...Agents but idk what type of agents.
Answer:
compound-complex
Explanation:
"After we left practice" is a dependent clause that isn't a full sentence on its own, and "I went swimming" and "Mark ran around the track" are two independent clauses linked by a conjunction