<u><em>Subject. A subject in grammar is the first part in a sentence about which the second part, the predicate, tells something.</em></u>
The gym is closed on Sundays, it opens on Monday morning.
There is no need to add “early” since the word “morning” is already in the sentence.
If it is check all that apply
B. In free writing, spelling is not important
C. In free writing, grammar is not important
No because you put buy and I don’t think he will buy a tree so I’m pretty sure it’s by