2.

What other factors other than occupancy-days are likely to affect the variation in electrical costs from month to month? (You may select more than one answer. Single click the box with the question mark to produce a check mark for a correct answer and double click the box with the question mark to empty the box for a wrong answer.)

Seasonal factors like winter or summer.

Systematic factors like guests, switching off fans and lights.

Number of days present in a month.

Fixed salary paid to hotel receptionist.

Income taxes paid on hotel income.