Which one of the following statement is true regarding Telstar?

ٹیل اسٹار کے بارے میں مندرجہ ذیل میں سے کون سا بیان سچ ہے؟

It was the first artificial satellite launched by the US.

It was used to study the stratosphere.

It was the first T.V. relay station launched in space.

None of these

Telstar, launched in 1962 by the US, was the first active communications satellite.

It successfully relayed television, telephone, and data signals across the Atlantic.