Question

(1) emma’s favorite uncle is her uncle leo. (2) emma visits him every fall for a long weekend. (3) emmas uncle leo owns a lake house.(4) the lake has fish, but there is also a dock for boats.(5) emma helps uncle leo clean the boats.(6) the boats dock is the busiest place at uncle leo’s lake house. (7) this is why emma enjoys visiting uncle leo so much. what change should be made to sentence 6? change boats dock to boat’s dock change boats dock to boats’ dock change boats dock to boat docks no change is needed

Explanation:

Sentence 6 refers to a dock that belongs to multiple boats, so we need the plural possessive form. For plural nouns ending in "s", the possessive is formed by adding an apostrophe after the "s".

Answer:

Change boats dock to boats' dock