Answer:
True
Explanation:
If a singer's range is higher or lower than what can be written on the traditional way given you have to use ledger lines to notate those extra notes because they're not within the five-line staff. Ledger lines are extra lines added above or below the staff for notes that are higher or lower than the notes on the staff.
See examples attached
...by fencing them off from foodservice facilities or using physical pest control (depends on the pest, but an example is mousetraps)
Answer:
They will evolve, of course:
Explanation:
Skyscrapers, just like most other things, will become much more advanced, stronger (to protect against natural disasters and such), and probably taller. Elevators will advance to allow more efficient treks, and offices will be more technologically advanced to streamline the work day.
Adam Smith i hope this helped you!