he heritability of intelligence refers to:

Question

Question 10 options:
the extent to which an individual's intelligence is attributable to genetic factors.
the percentage of variation in intelligence within a group that is attributable to genetic factors.
the extent to which a group's intelligence is attributable to genetic factors.
a general underlying intelligence factor that is measured by every task on an intelligence test.
all of the above are true

Answer 1

Probably all of those are true.