Answer: James is having difficulties with "SYNTAX"
Explanation: Syntax is the arrangement of words in a sentence, to make a perfect meaning. It means the rules in the use of punctuations, and proper words linkage In a sentence.
James is having a Syntax errors because, he is using the syntax of English language in Spanish language. This will make it more difficult for him to communicate fluently. No language has the same Syntax, that is why all language are unique to the users.