This question has options. Answer the question about text:

So exciting . At least the grass was n't thick and easy to mow . There are some brown spots so the late summer effect and lack of rain is taking its toll . I was done in about an hour .

Why was the grass easy to mow ?
OPTIONS: I. The grass was easy to mow because it was less thick and less patchy in summer .; II. The grass was easy to mow because low rain in summer made the grass less thick and patchy .; III. The grass was easy to mow because summer made the grass patchy and thick .; IV. None of the above choices .;
II.