Question $20(1$ point$)$

Static scoping is based on calling sequences of program units, not their textual layout.

True

False

Question $21(1$ point$)$

Functions can be passed as parameters in Scheme.

True

False

Question $22(1$ point$)$

In Prolog, a fact is a special case of a rule.

True

False

Question $23(1$ point$)$

$++$ provides support for multiple inheritance.

True

False