Which of the following statements is false?

a. To use a tuple’s values, you can assign them to a comma-separated list of var-iables, which unpacks the tuple.
b. Like a list, a tuple is a sequence.
c. To avoid name collisions, variables in different functions’ blocks must have different names.
d. Each local variable is accessible only in the block that defined it.

c. To avoid name collisions, variables in different functions’ blocks must have different names.