Amain sequance star maintains a stable size as long as there is enough hydrogen to fuse into helium

As you did not state what the question is you just wrote a statement, I am guessing this is a True or False question. If there is more to the question please comment and Id be happy to help you answer more but if this is T/F then Ill answer it here right now.

A main-sequence star maintains a stable size as long as there is enough hydrogen to fuse into helium. True or False?

 True

Hope this Helps, good luck, and comment if you need help on anything else :)

i think it is true in my reasonment ..