Mila’s Sandwich Shop sells sub sandwiches in four sizes. The probabilities that a customer will order a 6-inch, 9-inch, or 12-inch sandwich from the shop are shown in the table. A 2-column table with 4 rows. Column 1 is labeled sandwich size with entries 3-inch, 6-inch, 9-inch, 12-inch. Column 2 is labeled probability with entries question mark, 0.25, 0.30, 0.33.

What is the probability that a customer orders a 3-inch sandwich?

0.12
0.25
0.30
0.33
0.88