Question

click to fix any plural or possessive errors below. if there is no error, just click \submit answer.\ ferb fletcher is excited about visiting tims and shirleys condo because they own a big water bed.

Explanation:

The condo is jointly - owned by Tim and Shirley, so the possessive should be "Tim and Shirley's" instead of "Tim's and Shirley's".

Answer:

Ferb Fletcher is excited about visiting Tim and Shirley's condo because they own a big water bed.