Horatio Oscar Vineeth Lane (HOV Lane for short) records his commute times for a period of one month ...

Horatio Oscar Vineeth Lane (HOV Lane for short) records his commute times for a period of one month and assigned them to five different categories as shown in the table.

Commute Length	Number of Observations
commute time <10 minutes	1
10 ≤ commute time < 20 minutes	2
20 ≤ commute time < 30 minutes	4
30 ≤ commute time < 40 minutes	9
40 ≤ commute time < 50 minutes	4

Which of these events are mutually exclusive?

• The duration of Mr. Lane's commute is less than expected; Mr. Lane's commute is between twenty and thirty minutes.

• Mr. Lane's commute is longer than 30 minutes; Mr. Lane's commute is longer than 40 minutes.

• Mr. Lane's commute is between ten and forty minutes; Mr. Lane's commute is between twenty and thirty minutes.

• Mr. Lane's commute takes less than ten minutes; Mr. Lane's commute exceeds his expected commute.