Actually, yes, this is true. Let's look at some examples with the word "all" to see if it agrees with verbs in singular or in plural:
All is lost
All is well
All is arranged already.
All of it is nice
This shows us that "all" agrees with verbs in singular form: the correct answer is a) True.
The values that relates mostly to the element of "playing together" in Dean Smith's philosophy is TRUST.
An entrance of a building
B: he doesn’t need to be capitalized, but sufficient does