Question

patterns of power intro week assessment
possible points 1
the number of physics principles on tomorrows exam are too much for me to remember.
replace the bolded portion with the answer choice that results in a sentence that is clear, precise, and meets the requirements of standard written english.
if the bolded portion is correct as written, select
o change\.
the numbers of physics principles on tomorrows exam are too much for me to remember.
the number of physics principles on tomorrows exam are too much of me to remember.
the number of physics principles on tomorrows exam is too much for me to remember.
no change

Explanation:

The subject of the sentence is "the number", which is singular, so the verb should be "is" instead of "are". Also, "tomorrow's" is the correct possessive form of "tomorrow".

Answer:

The number of physics principles on tomorrow's exam is too much for me to remember.