Fill in the blanks with the most appropriate option:-

Geeta asked her broker to ……. a house by the sea.

look for

The correct option to fill in the blank is look for.

The verb "look for" means to search for something. It is the most appropriate word to use in this context, as Geeta is asking her broker to find a house by the sea.

The other options are not as appropriate:

• Look about means to look around. It would not be accurate to use "look about" in this context, as Geeta is not looking around for a house by the sea.
• Look into means to investigate something. It would not be accurate to use "look into" in this context, as Geeta is not investigating a house by the sea.
• Look of means the appearance of something. It would not be accurate to use "look of" in this context, as Geeta is not looking at the appearance of a house by the sea.