Nigeria, March 24 -- Bitcoin and other top cryptocurrencies advanced on Monday, boosted by optimistic investor optimism amid fears about imminent US tariffs and key economic data releases later this week.

Ethereum climbed 2.3% to trade at $2,047 as of 7 am WAT, while Bitcoin increased 3.2% to $86,590.

Over the last day, the global cryptocurrency market capitalisation grew by 2.94% to $2.84 trillion.

With gains of 3%, 2%, and 3.8%, respectively, XRP, Cardano, and Dogecoin were other noteworthy performers. Growth rates for Chainlink, Avalanche, Hedera, and Stellar ranged from 3% to 10%.

Bitcoin has gained 3% today and is currently trading above $86,000. "The key resistance level to keep an eye on is $86,700; a breakout could lead to $90...