What event brought about the decline of the Nazca civilization? a. invasion by the Spanish
b. drought followed by defeat by Warl people
c. smallpox
d. a massive earthquake and subsequent tsunami

Decline and fall of the civilization

Explanation:

From 500 AD, the civilization started to decline and by 750 AD the civilization had fallen completely. This is thought to have occurred when an El Niño triggered widespread and destructive flooding.

I think its b and here's my evidence:

Explanation:

Like the Moche, who lived along the arid northern coast of Peru during the same time period, it is thought that the Nazca may have been forced into decline by environmental changes. This is thought to have occurred when an El Niño triggered widespread and destructive flooding, leaving the civilization unstable by 750 CE.

Sorry if i'm wrong! Hope this helps tho! maybe mark me brainliest if i'm right? Have a nice day!

can you attach the answer options

answer: the third option is your answer

explanation: