Choose the sentence that is grammatically correct. a. tú tocas el piano b. tú tocan el piano < < ? c. tú tocamos el piano d. tú toco el piano

The answer is A. Tú tocas el piano. Because Tu tocas is the only correct way of saying you are playing the piano in this instance. C is saying "tocan" which is wrong because it's saying you but then using a the group form of playing. The same thing with B, it's also using the group form of playing and it's past tense. And D is using the I form of playing not the you form.

A. tú tocas el piano

1. la ceiba is a caribbean port city in northern honduras. it’s the gateway to the bay islands of roatán, útila and guanaja. part of a vast barrier reef, the islands have dive sites teeming with marine life such as whale sharks. south of la ceiba, pico bonito national park is rich in wildlife, including jaguars and toucans. to the west is thecuero y salado wildlife refuge, with mangroves and lagoons home to manatees.weather:   70°f (21°c), wind n at 0 mph (0 km/h), 91% humiditypopulation:   197,267 (2013)  united nations

1- por
2-por
3-para
4-para
5-por
6-para
7-para
8-para
9-por
10-para and por