Answer:
The preposition is Option 3. Into
C.
because the rest of the sentences have negatives where they shouldn't be
Implicit information is implied/ suggested but not directly said. Explicit information is stated clearly and is obvious.
I think for this one, it is he devoted himself to scientific research.
Answer:
Lindsay touching with no gloves, Lindsay hair not tied back, Evan drinking, Savannah drinking biohazard?, scissor in outlet, live snake not in container, broken beaker on floor, and Fred’s about to create a loud disturbance.
Explanation: