render4

render() {
  const { currentArticles, currentCategory } = this.state;

  return (
    <div className="App">
      <Tabs
        categories={this.categories}
        currentCategory={currentCategory}
        changeCurrentCategory={this.changeCurrentCategory}
      />
      <Articles articles={currentArticles} />
      <Button loadMoreArticles={this.loadMoreArticles} />
    </div>
  );
}