The most important producer in both freshwater and marine ecosystems is phytoplankton.
Answer:
He is having difficulty in the area of 4) pragmatics.
Explanation:
The term pragmatics was coined in the 1930s by psychologist Charles Morris. This subfield of linguistics studies the social language skills that we use in our interactions, how we produce and understand meanings through language while communicating with others. That means pragmatics analyzes not only what we say, but also the way we say it, our body language, facial expressions, gestures, and how appropriately we interact. It is this part that concerns Cade. He is able to express himself accurately, but still struggles with interacting with others in context. His difficulty, therefore, concerns pragmatics.
Robert E. Lee
Stonewall Jackson
Ulysses S.
Grant and William Tecumseh Sherman??
They made gunpowder, paper, and silk